4458738103640

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{457}}^1\times {\mathrm{487}}^1\times {\mathrm{1249}}^1$

素因数の和:2605

約数の個数: 128

約数和(自身を含む): 10107968400000

約数和(自身を除く): 5649230296360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 457, 487, 802, 914, 974, 1249, 1604, 1828, 1948, 2005, 2285, 2435, 2498, 3208, 3656, 3896, 4010, 4570, 4870, 4996, 6245, 8020, 9140, 9740, 9992, 12490, 16040, 18280, 19480, 24980, 49960, 183257, 195287, 222559, 366514, 390574, 445118, 500849, 570793, 608263, 733028, 781148, 890236, 916285, 976435, 1001698, 1112795, 1141586, 1216526, 1466056, 1562296, 1780472, 1832570, 1952870, 2003396, 2225590, 2283172, 2433052, 2504245, 2853965, 3041315, 3665140, 3905740, 4006792, 4451180, 4566344, 4866104, 5008490, 5707930, 6082630, 7330280, 7811480, 8902360, 10016980, 11415860, 12165260, 20033960, 22831720, 24330520, 89246159, 178492318, 228887993, 243913463, 277976191, 356984636, 446230795, 457775986, 487826926, 555952382, 713969272, 892461590, 915551972, 975653852, 1111904764, 1144439965, 1219567315, 1389880955, 1784923180, 1831103944, 1951307704, 2223809528, 2288879930, 2439134630, 2779761910, 3569846360, 4577759860, 4878269260, 5559523820, 9155519720, 9756538520, 11119047640, 111468452591, 222936905182, 445873810364, 557342262955, 891747620728, 1114684525910, 2229369051820, 4458738103640]

約数ペア:

[(1, 4458738103640), (2, 2229369051820), (4, 1114684525910), (5, 891747620728), (8, 557342262955), (10, 445873810364), (20, 222936905182), (40, 111468452591), (401, 11119047640), (457, 9756538520), (487, 9155519720), (802, 5559523820), (914, 4878269260), (974, 4577759860), (1249, 3569846360), (1604, 2779761910), (1828, 2439134630), (1948, 2288879930), (2005, 2223809528), (2285, 1951307704), (2435, 1831103944), (2498, 1784923180), (3208, 1389880955), (3656, 1219567315), (3896, 1144439965), (4010, 1111904764), (4570, 975653852), (4870, 915551972), (4996, 892461590), (6245, 713969272), (8020, 555952382), (9140, 487826926), (9740, 457775986), (9992, 446230795), (12490, 356984636), (16040, 277976191), (18280, 243913463), (19480, 228887993), (24980, 178492318), (49960, 89246159), (183257, 24330520), (195287, 22831720), (222559, 20033960), (366514, 12165260), (390574, 11415860), (445118, 10016980), (500849, 8902360), (570793, 7811480), (608263, 7330280), (733028, 6082630), (781148, 5707930), (890236, 5008490), (916285, 4866104), (976435, 4566344), (1001698, 4451180), (1112795, 4006792), (1141586, 3905740), (1216526, 3665140), (1466056, 3041315), (1562296, 2853965), (1780472, 2504245), (1832570, 2433052), (1952870, 2283172), (2003396, 2225590)]