390500304

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{262433}}^1$

素因数の和:262475

約数の個数: 40

約数和(自身を含む): 1041338112

約数和(自身を除く): 650837808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 262433, 524866, 787299, 1049732, 1574598, 2099464, 3149196, 4198928, 6298392, 8135423, 12596784, 16270846, 24406269, 32541692, 48812538, 65083384, 97625076, 130166768, 195250152, 390500304]

約数ペア:

[(1, 390500304), (2, 195250152), (3, 130166768), (4, 97625076), (6, 65083384), (8, 48812538), (12, 32541692), (16, 24406269), (24, 16270846), (31, 12596784), (48, 8135423), (62, 6298392), (93, 4198928), (124, 3149196), (186, 2099464), (248, 1574598), (372, 1049732), (496, 787299), (744, 524866), (1488, 262433)]