40637840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13729}}^1$

素因数の和:13779

約数の個数: 40

約数和(自身を含む): 97043640

約数和(自身を除く): 56405800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 13729, 27458, 54916, 68645, 109832, 137290, 219664, 274580, 507973, 549160, 1015946, 1098320, 2031892, 2539865, 4063784, 5079730, 8127568, 10159460, 20318920, 40637840]

約数ペア:

[(1, 40637840), (2, 20318920), (4, 10159460), (5, 8127568), (8, 5079730), (10, 4063784), (16, 2539865), (20, 2031892), (37, 1098320), (40, 1015946), (74, 549160), (80, 507973), (148, 274580), (185, 219664), (296, 137290), (370, 109832), (592, 68645), (740, 54916), (1480, 27458), (2960, 13729)]