17238680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 41640480

約数和(自身を除く): 24401800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 101, 136, 170, 202, 251, 340, 404, 502, 505, 680, 808, 1004, 1010, 1255, 1717, 2008, 2020, 2510, 3434, 4040, 4267, 5020, 6868, 8534, 8585, 10040, 13736, 17068, 17170, 21335, 25351, 34136, 34340, 42670, 50702, 68680, 85340, 101404, 126755, 170680, 202808, 253510, 430967, 507020, 861934, 1014040, 1723868, 2154835, 3447736, 4309670, 8619340, 17238680]

約数ペア:

[(1, 17238680), (2, 8619340), (4, 4309670), (5, 3447736), (8, 2154835), (10, 1723868), (17, 1014040), (20, 861934), (34, 507020), (40, 430967), (68, 253510), (85, 202808), (101, 170680), (136, 126755), (170, 101404), (202, 85340), (251, 68680), (340, 50702), (404, 42670), (502, 34340), (505, 34136), (680, 25351), (808, 21335), (1004, 17170), (1010, 17068), (1255, 13736), (1717, 10040), (2008, 8585), (2020, 8534), (2510, 6868), (3434, 5020), (4040, 4267)]