396424860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{508237}}^1$

素因数の和:508262

約数の個数: 48

約数和(自身を含む): 1195375776

約数和(自身を除く): 798950916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 508237, 1016474, 1524711, 2032948, 2541185, 3049422, 5082370, 6098844, 6607081, 7623555, 10164740, 13214162, 15247110, 19821243, 26428324, 30494220, 33035405, 39642486, 66070810, 79284972, 99106215, 132141620, 198212430, 396424860]

約数ペア:

[(1, 396424860), (2, 198212430), (3, 132141620), (4, 99106215), (5, 79284972), (6, 66070810), (10, 39642486), (12, 33035405), (13, 30494220), (15, 26428324), (20, 19821243), (26, 15247110), (30, 13214162), (39, 10164740), (52, 7623555), (60, 6607081), (65, 6098844), (78, 5082370), (130, 3049422), (156, 2541185), (195, 2032948), (260, 1524711), (390, 1016474), (780, 508237)]