1236920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{107}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 2984040

約数和(自身を除く): 1747120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 107, 136, 170, 214, 289, 340, 428, 535, 578, 680, 856, 1070, 1156, 1445, 1819, 2140, 2312, 2890, 3638, 4280, 5780, 7276, 9095, 11560, 14552, 18190, 30923, 36380, 61846, 72760, 123692, 154615, 247384, 309230, 618460, 1236920]

約数ペア:

[(1, 1236920), (2, 618460), (4, 309230), (5, 247384), (8, 154615), (10, 123692), (17, 72760), (20, 61846), (34, 36380), (40, 30923), (68, 18190), (85, 14552), (107, 11560), (136, 9095), (170, 7276), (214, 5780), (289, 4280), (340, 3638), (428, 2890), (535, 2312), (578, 2140), (680, 1819), (856, 1445), (1070, 1156)]