201704920

素因数分解:

$2^3\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{4547}}^1$

素因数の和:5667

約数の個数: 32

約数和(自身を含む): 454345200

約数和(自身を除く): 252640280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1109, 2218, 4436, 4547, 5545, 8872, 9094, 11090, 18188, 22180, 22735, 36376, 44360, 45470, 90940, 181880, 5042623, 10085246, 20170492, 25213115, 40340984, 50426230, 100852460, 201704920]

約数ペア:

[(1, 201704920), (2, 100852460), (4, 50426230), (5, 40340984), (8, 25213115), (10, 20170492), (20, 10085246), (40, 5042623), (1109, 181880), (2218, 90940), (4436, 45470), (4547, 44360), (5545, 36376), (8872, 22735), (9094, 22180), (11090, 18188)]