2021092020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{87041}}^1$

素因数の和:87102

約数の個数: 96

約数和(自身を含む): 6434144640

約数和(自身を除く): 4413052620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 86, 90, 108, 129, 135, 172, 180, 215, 258, 270, 387, 430, 516, 540, 645, 774, 860, 1161, 1290, 1548, 1935, 2322, 2580, 3870, 4644, 5805, 7740, 11610, 23220, 87041, 174082, 261123, 348164, 435205, 522246, 783369, 870410, 1044492, 1305615, 1566738, 1740820, 2350107, 2611230, 3133476, 3742763, 3916845, 4700214, 5222460, 7485526, 7833690, 9400428, 11228289, 11750535, 14971052, 15667380, 18713815, 22456578, 23501070, 33684867, 37427630, 44913156, 47002140, 56141445, 67369734, 74855260, 101054601, 112282890, 134739468, 168424335, 202109202, 224565780, 336848670, 404218404, 505273005, 673697340, 1010546010, 2021092020]

約数ペア:

[(1, 2021092020), (2, 1010546010), (3, 673697340), (4, 505273005), (5, 404218404), (6, 336848670), (9, 224565780), (10, 202109202), (12, 168424335), (15, 134739468), (18, 112282890), (20, 101054601), (27, 74855260), (30, 67369734), (36, 56141445), (43, 47002140), (45, 44913156), (54, 37427630), (60, 33684867), (86, 23501070), (90, 22456578), (108, 18713815), (129, 15667380), (135, 14971052), (172, 11750535), (180, 11228289), (215, 9400428), (258, 7833690), (270, 7485526), (387, 5222460), (430, 4700214), (516, 3916845), (540, 3742763), (645, 3133476), (774, 2611230), (860, 2350107), (1161, 1740820), (1290, 1566738), (1548, 1305615), (1935, 1044492), (2322, 870410), (2580, 783369), (3870, 522246), (4644, 435205), (5805, 348164), (7740, 261123), (11610, 174082), (23220, 87041)]