1267365620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{4931}}^1$

素因数の和:5192

約数の個数: 48

約数和(自身を含む): 2714414976

約数和(自身を除く): 1447049356

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 181, 284, 355, 362, 710, 724, 905, 1420, 1810, 3620, 4931, 9862, 12851, 19724, 24655, 25702, 49310, 51404, 64255, 98620, 128510, 257020, 350101, 700202, 892511, 1400404, 1750505, 1785022, 3501010, 3570044, 4462555, 7002020, 8925110, 17850220, 63368281, 126736562, 253473124, 316841405, 633682810, 1267365620]

約数ペア:

[(1, 1267365620), (2, 633682810), (4, 316841405), (5, 253473124), (10, 126736562), (20, 63368281), (71, 17850220), (142, 8925110), (181, 7002020), (284, 4462555), (355, 3570044), (362, 3501010), (710, 1785022), (724, 1750505), (905, 1400404), (1420, 892511), (1810, 700202), (3620, 350101), (4931, 257020), (9862, 128510), (12851, 98620), (19724, 64255), (24655, 51404), (25702, 49310)]