20167559860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{6823}}^1$

素因数の和:7373

約数の個数: 96

約数和(自身を含む): 49635919872

約数和(自身を除く): 29468360012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 491, 602, 860, 982, 1204, 1505, 1964, 2455, 3010, 3437, 4910, 6020, 6823, 6874, 9820, 13646, 13748, 17185, 21113, 27292, 34115, 34370, 42226, 47761, 68230, 68740, 84452, 95522, 105565, 136460, 147791, 191044, 211130, 238805, 293389, 295582, 422260, 477610, 586778, 591164, 738955, 955220, 1173556, 1466945, 1477910, 2053723, 2933890, 2955820, 3350093, 4107446, 5867780, 6700186, 8214892, 10268615, 13400372, 16750465, 20537230, 23450651, 33500930, 41074460, 46901302, 67001860, 93802604, 117253255, 144053999, 234506510, 288107998, 469013020, 576215996, 720269995, 1008377993, 1440539990, 2016755986, 2881079980, 4033511972, 5041889965, 10083779930, 20167559860]

約数ペア:

[(1, 20167559860), (2, 10083779930), (4, 5041889965), (5, 4033511972), (7, 2881079980), (10, 2016755986), (14, 1440539990), (20, 1008377993), (28, 720269995), (35, 576215996), (43, 469013020), (70, 288107998), (86, 234506510), (140, 144053999), (172, 117253255), (215, 93802604), (301, 67001860), (430, 46901302), (491, 41074460), (602, 33500930), (860, 23450651), (982, 20537230), (1204, 16750465), (1505, 13400372), (1964, 10268615), (2455, 8214892), (3010, 6700186), (3437, 5867780), (4910, 4107446), (6020, 3350093), (6823, 2955820), (6874, 2933890), (9820, 2053723), (13646, 1477910), (13748, 1466945), (17185, 1173556), (21113, 955220), (27292, 738955), (34115, 591164), (34370, 586778), (42226, 477610), (47761, 422260), (68230, 295582), (68740, 293389), (84452, 238805), (95522, 211130), (105565, 191044), (136460, 147791)]