1427763740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{289021}}^1$

素因数の和:289062

約数の個数: 48

約数和(自身を含む): 3398898720

約数和(自身を除く): 1971134980

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 289021, 578042, 1156084, 1445105, 2890210, 3757273, 5491399, 5780420, 7514546, 10982798, 15029092, 18786365, 21965596, 27456995, 37572730, 54913990, 71388187, 75145460, 109827980, 142776374, 285552748, 356940935, 713881870, 1427763740]

約数ペア:

[(1, 1427763740), (2, 713881870), (4, 356940935), (5, 285552748), (10, 142776374), (13, 109827980), (19, 75145460), (20, 71388187), (26, 54913990), (38, 37572730), (52, 27456995), (65, 21965596), (76, 18786365), (95, 15029092), (130, 10982798), (190, 7514546), (247, 5780420), (260, 5491399), (380, 3757273), (494, 2890210), (988, 1445105), (1235, 1156084), (2470, 578042), (4940, 289021)]