40654120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2113}}^1$

素因数の和:2174

約数の個数: 64

約数和(自身を含む): 101218320

約数和(自身を除く): 60564200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2113, 2405, 3848, 4226, 4810, 8452, 9620, 10565, 16904, 19240, 21130, 27469, 42260, 54938, 78181, 84520, 109876, 137345, 156362, 219752, 274690, 312724, 390905, 549380, 625448, 781810, 1016353, 1098760, 1563620, 2032706, 3127240, 4065412, 5081765, 8130824, 10163530, 20327060, 40654120]

約数ペア:

[(1, 40654120), (2, 20327060), (4, 10163530), (5, 8130824), (8, 5081765), (10, 4065412), (13, 3127240), (20, 2032706), (26, 1563620), (37, 1098760), (40, 1016353), (52, 781810), (65, 625448), (74, 549380), (104, 390905), (130, 312724), (148, 274690), (185, 219752), (260, 156362), (296, 137345), (370, 109876), (481, 84520), (520, 78181), (740, 54938), (962, 42260), (1480, 27469), (1924, 21130), (2113, 19240), (2405, 16904), (3848, 10565), (4226, 9620), (4810, 8452)]