19741320

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{677}}^1$

素因数の和:706

約数の個数: 112

約数和(自身を含む): 66694860

約数和(自身を除く): 46953540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 677, 729, 810, 972, 1080, 1215, 1354, 1458, 1620, 1944, 2031, 2430, 2708, 2916, 3240, 3385, 3645, 4062, 4860, 5416, 5832, 6093, 6770, 7290, 8124, 9720, 10155, 12186, 13540, 14580, 16248, 18279, 20310, 24372, 27080, 29160, 30465, 36558, 40620, 48744, 54837, 60930, 73116, 81240, 91395, 109674, 121860, 146232, 164511, 182790, 219348, 243720, 274185, 329022, 365580, 438696, 493533, 548370, 658044, 731160, 822555, 987066, 1096740, 1316088, 1645110, 1974132, 2193480, 2467665, 3290220, 3948264, 4935330, 6580440, 9870660, 19741320]

約数ペア:

[(1, 19741320), (2, 9870660), (3, 6580440), (4, 4935330), (5, 3948264), (6, 3290220), (8, 2467665), (9, 2193480), (10, 1974132), (12, 1645110), (15, 1316088), (18, 1096740), (20, 987066), (24, 822555), (27, 731160), (30, 658044), (36, 548370), (40, 493533), (45, 438696), (54, 365580), (60, 329022), (72, 274185), (81, 243720), (90, 219348), (108, 182790), (120, 164511), (135, 146232), (162, 121860), (180, 109674), (216, 91395), (243, 81240), (270, 73116), (324, 60930), (360, 54837), (405, 48744), (486, 40620), (540, 36558), (648, 30465), (677, 29160), (729, 27080), (810, 24372), (972, 20310), (1080, 18279), (1215, 16248), (1354, 14580), (1458, 13540), (1620, 12186), (1944, 10155), (2031, 9720), (2430, 8124), (2708, 7290), (2916, 6770), (3240, 6093), (3385, 5832), (3645, 5416), (4062, 4860)]