15679862980

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1259}}^1\times {\mathrm{2423}}^1$

素因数の和:3948

約数の個数: 48

約数和(自身を含む): 33095744640

約数和(自身を除く): 17415881660

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1259, 1285, 2423, 2518, 2570, 4846, 5036, 5140, 6295, 9692, 12115, 12590, 24230, 25180, 48460, 323563, 622711, 647126, 1245422, 1294252, 1617815, 2490844, 3050557, 3113555, 3235630, 6101114, 6227110, 6471260, 12202228, 12454220, 15252785, 30505570, 61011140, 783993149, 1567986298, 3135972596, 3919965745, 7839931490, 15679862980]

約数ペア:

[(1, 15679862980), (2, 7839931490), (4, 3919965745), (5, 3135972596), (10, 1567986298), (20, 783993149), (257, 61011140), (514, 30505570), (1028, 15252785), (1259, 12454220), (1285, 12202228), (2423, 6471260), (2518, 6227110), (2570, 6101114), (4846, 3235630), (5036, 3113555), (5140, 3050557), (6295, 2490844), (9692, 1617815), (12115, 1294252), (12590, 1245422), (24230, 647126), (25180, 622711), (48460, 323563)]