40680160

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3581}}^1$

素因数の和:3667

約数の個数: 48

約数和(自身を含む): 97487712

約数和(自身を除く): 56807552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 3581, 5680, 7162, 11360, 14324, 17905, 28648, 35810, 57296, 71620, 114592, 143240, 254251, 286480, 508502, 572960, 1017004, 1271255, 2034008, 2542510, 4068016, 5085020, 8136032, 10170040, 20340080, 40680160]

約数ペア:

[(1, 40680160), (2, 20340080), (4, 10170040), (5, 8136032), (8, 5085020), (10, 4068016), (16, 2542510), (20, 2034008), (32, 1271255), (40, 1017004), (71, 572960), (80, 508502), (142, 286480), (160, 254251), (284, 143240), (355, 114592), (568, 71620), (710, 57296), (1136, 35810), (1420, 28648), (2272, 17905), (2840, 14324), (3581, 11360), (5680, 7162)]