195656840

素因数分解:

$2^3\times 5^1\times {\mathrm{1699}}^1\times {\mathrm{2879}}^1$

素因数の和:4589

約数の個数: 32

約数和(自身を含む): 440640000

約数和(自身を除く): 244983160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1699, 2879, 3398, 5758, 6796, 8495, 11516, 13592, 14395, 16990, 23032, 28790, 33980, 57580, 67960, 115160, 4891421, 9782842, 19565684, 24457105, 39131368, 48914210, 97828420, 195656840]

約数ペア:

[(1, 195656840), (2, 97828420), (4, 48914210), (5, 39131368), (8, 24457105), (10, 19565684), (20, 9782842), (40, 4891421), (1699, 115160), (2879, 67960), (3398, 57580), (5758, 33980), (6796, 28790), (8495, 23032), (11516, 16990), (13592, 14395)]