1003669940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{78781}}^1$

素因数の和:78817

約数の個数: 72

約数和(自身を含む): 2640457512

約数和(自身を除く): 1636787572

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 78781, 157562, 315124, 393905, 551467, 787810, 1024153, 1102934, 1575620, 2048306, 2205868, 2757335, 3860269, 4096612, 5120765, 5514670, 7169071, 7720538, 10241530, 11029340, 14338142, 15441076, 19301345, 20483060, 28676284, 35845355, 38602690, 50183497, 71690710, 77205380, 100366994, 143381420, 200733988, 250917485, 501834970, 1003669940]

約数ペア:

[(1, 1003669940), (2, 501834970), (4, 250917485), (5, 200733988), (7, 143381420), (10, 100366994), (13, 77205380), (14, 71690710), (20, 50183497), (26, 38602690), (28, 35845355), (35, 28676284), (49, 20483060), (52, 19301345), (65, 15441076), (70, 14338142), (91, 11029340), (98, 10241530), (130, 7720538), (140, 7169071), (182, 5514670), (196, 5120765), (245, 4096612), (260, 3860269), (364, 2757335), (455, 2205868), (490, 2048306), (637, 1575620), (910, 1102934), (980, 1024153), (1274, 787810), (1820, 551467), (2548, 393905), (3185, 315124), (6370, 157562), (12740, 78781)]