774520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1$

素因数の和:112

約数の個数: 48

約数和(自身を含む): 1878840

約数和(自身を除く): 1104320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 134, 136, 170, 268, 289, 335, 340, 536, 578, 670, 680, 1139, 1156, 1340, 1445, 2278, 2312, 2680, 2890, 4556, 5695, 5780, 9112, 11390, 11560, 19363, 22780, 38726, 45560, 77452, 96815, 154904, 193630, 387260, 774520]

約数ペア:

[(1, 774520), (2, 387260), (4, 193630), (5, 154904), (8, 96815), (10, 77452), (17, 45560), (20, 38726), (34, 22780), (40, 19363), (67, 11560), (68, 11390), (85, 9112), (134, 5780), (136, 5695), (170, 4556), (268, 2890), (289, 2680), (335, 2312), (340, 2278), (536, 1445), (578, 1340), (670, 1156), (680, 1139)]