140000464

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{1181}}^1$

素因数の和:1459

約数の個数: 40

約数和(自身を含む): 281410560

約数和(自身を除く): 141410096

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 239, 248, 478, 496, 956, 1181, 1912, 2362, 3824, 4724, 7409, 9448, 14818, 18896, 29636, 36611, 59272, 73222, 118544, 146444, 282259, 292888, 564518, 585776, 1129036, 2258072, 4516144, 8750029, 17500058, 35000116, 70000232, 140000464]

約数ペア:

[(1, 140000464), (2, 70000232), (4, 35000116), (8, 17500058), (16, 8750029), (31, 4516144), (62, 2258072), (124, 1129036), (239, 585776), (248, 564518), (478, 292888), (496, 282259), (956, 146444), (1181, 118544), (1912, 73222), (2362, 59272), (3824, 36611), (4724, 29636), (7409, 18896), (9448, 14818)]