1838868040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1121261}}^1$

素因数の和:1121313

約数の個数: 32

約数和(自身を含む): 4238370360

約数和(自身を除く): 2399502320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1121261, 2242522, 4485044, 5606305, 8970088, 11212610, 22425220, 44850440, 45971701, 91943402, 183886804, 229858505, 367773608, 459717010, 919434020, 1838868040]

約数ペア:

[(1, 1838868040), (2, 919434020), (4, 459717010), (5, 367773608), (8, 229858505), (10, 183886804), (20, 91943402), (40, 45971701), (41, 44850440), (82, 22425220), (164, 11212610), (205, 8970088), (328, 5606305), (410, 4485044), (820, 2242522), (1640, 1121261)]