890400848

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{33871}}^1$

素因数の和:33963

約数の個数: 40

約数和(自身を含む): 1814455296

約数和(自身を除く): 924054448

約数列:

[1, 2, 4, 8, 16, 31, 53, 62, 106, 124, 212, 248, 424, 496, 848, 1643, 3286, 6572, 13144, 26288, 33871, 67742, 135484, 270968, 541936, 1050001, 1795163, 2100002, 3590326, 4200004, 7180652, 8400008, 14361304, 16800016, 28722608, 55650053, 111300106, 222600212, 445200424, 890400848]

約数ペア:

[(1, 890400848), (2, 445200424), (4, 222600212), (8, 111300106), (16, 55650053), (31, 28722608), (53, 16800016), (62, 14361304), (106, 8400008), (124, 7180652), (212, 4200004), (248, 3590326), (424, 2100002), (496, 1795163), (848, 1050001), (1643, 541936), (3286, 270968), (6572, 135484), (13144, 67742), (26288, 33871)]