15654280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23021}}^1$

素因数の和:23049

約数の個数: 32

約数和(自身を含む): 37295640

約数和(自身を除く): 21641360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 23021, 46042, 92084, 115105, 184168, 230210, 391357, 460420, 782714, 920840, 1565428, 1956785, 3130856, 3913570, 7827140, 15654280]

約数ペア:

[(1, 15654280), (2, 7827140), (4, 3913570), (5, 3130856), (8, 1956785), (10, 1565428), (17, 920840), (20, 782714), (34, 460420), (40, 391357), (68, 230210), (85, 184168), (136, 115105), (170, 92084), (340, 46042), (680, 23021)]