2762840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{239}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 6631200

約数和(自身を除く): 3868360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 239, 289, 340, 478, 578, 680, 956, 1156, 1195, 1445, 1912, 2312, 2390, 2890, 4063, 4780, 5780, 8126, 9560, 11560, 16252, 20315, 32504, 40630, 69071, 81260, 138142, 162520, 276284, 345355, 552568, 690710, 1381420, 2762840]

約数ペア:

[(1, 2762840), (2, 1381420), (4, 690710), (5, 552568), (8, 345355), (10, 276284), (17, 162520), (20, 138142), (34, 81260), (40, 69071), (68, 40630), (85, 32504), (136, 20315), (170, 16252), (239, 11560), (289, 9560), (340, 8126), (478, 5780), (578, 4780), (680, 4063), (956, 2890), (1156, 2390), (1195, 2312), (1445, 1912)]