2012209940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{853}}^1$

素因数の和:1129

約数の個数: 96

約数和(自身を含む): 4684073856

約数和(自身を除く): 2671863916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 211, 215, 260, 422, 430, 559, 844, 853, 860, 1055, 1118, 1706, 2110, 2236, 2743, 2795, 3412, 4220, 4265, 5486, 5590, 8530, 9073, 10972, 11089, 11180, 13715, 17060, 18146, 22178, 27430, 36292, 36679, 44356, 45365, 54860, 55445, 73358, 90730, 110890, 117949, 146716, 179983, 181460, 183395, 221780, 235898, 359966, 366790, 471796, 476827, 589745, 719932, 733580, 899915, 953654, 1179490, 1799830, 1907308, 2339779, 2358980, 2384135, 3599660, 4679558, 4768270, 7739269, 9359116, 9536540, 11698895, 15478538, 23397790, 30957076, 38696345, 46795580, 77392690, 100610497, 154785380, 201220994, 402441988, 503052485, 1006104970, 2012209940]

約数ペア:

[(1, 2012209940), (2, 1006104970), (4, 503052485), (5, 402441988), (10, 201220994), (13, 154785380), (20, 100610497), (26, 77392690), (43, 46795580), (52, 38696345), (65, 30957076), (86, 23397790), (130, 15478538), (172, 11698895), (211, 9536540), (215, 9359116), (260, 7739269), (422, 4768270), (430, 4679558), (559, 3599660), (844, 2384135), (853, 2358980), (860, 2339779), (1055, 1907308), (1118, 1799830), (1706, 1179490), (2110, 953654), (2236, 899915), (2743, 733580), (2795, 719932), (3412, 589745), (4220, 476827), (4265, 471796), (5486, 366790), (5590, 359966), (8530, 235898), (9073, 221780), (10972, 183395), (11089, 181460), (11180, 179983), (13715, 146716), (17060, 117949), (18146, 110890), (22178, 90730), (27430, 73358), (36292, 55445), (36679, 54860), (44356, 45365)]