40045840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:296

約数の個数: 80

約数和(自身を含む): 97368768

約数和(自身を除く): 57322928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 83, 148, 163, 166, 185, 296, 326, 332, 370, 415, 592, 652, 664, 740, 815, 830, 1304, 1328, 1480, 1630, 1660, 2608, 2960, 3071, 3260, 3320, 6031, 6142, 6520, 6640, 12062, 12284, 13040, 13529, 15355, 24124, 24568, 27058, 30155, 30710, 48248, 49136, 54116, 60310, 61420, 67645, 96496, 108232, 120620, 122840, 135290, 216464, 241240, 245680, 270580, 482480, 500573, 541160, 1001146, 1082320, 2002292, 2502865, 4004584, 5005730, 8009168, 10011460, 20022920, 40045840]

約数ペア:

[(1, 40045840), (2, 20022920), (4, 10011460), (5, 8009168), (8, 5005730), (10, 4004584), (16, 2502865), (20, 2002292), (37, 1082320), (40, 1001146), (74, 541160), (80, 500573), (83, 482480), (148, 270580), (163, 245680), (166, 241240), (185, 216464), (296, 135290), (326, 122840), (332, 120620), (370, 108232), (415, 96496), (592, 67645), (652, 61420), (664, 60310), (740, 54116), (815, 49136), (830, 48248), (1304, 30710), (1328, 30155), (1480, 27058), (1630, 24568), (1660, 24124), (2608, 15355), (2960, 13529), (3071, 13040), (3260, 12284), (3320, 12062), (6031, 6640), (6142, 6520)]