70842920

素因数分解:

$2^3\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{1597}}^1$

素因数の和:2717

約数の個数: 32

約数和(自身を含む): 159640200

約数和(自身を除く): 88797280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1109, 1597, 2218, 3194, 4436, 5545, 6388, 7985, 8872, 11090, 12776, 15970, 22180, 31940, 44360, 63880, 1771073, 3542146, 7084292, 8855365, 14168584, 17710730, 35421460, 70842920]

約数ペア:

[(1, 70842920), (2, 35421460), (4, 17710730), (5, 14168584), (8, 8855365), (10, 7084292), (20, 3542146), (40, 1771073), (1109, 63880), (1597, 44360), (2218, 31940), (3194, 22180), (4436, 15970), (5545, 12776), (6388, 11090), (7985, 8872)]