4037680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1231}}^1$

素因数の和:1285

約数の個数: 40

約数和(自身を含む): 9624384

約数和(自身を除く): 5586704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1231, 1640, 2462, 3280, 4924, 6155, 9848, 12310, 19696, 24620, 49240, 50471, 98480, 100942, 201884, 252355, 403768, 504710, 807536, 1009420, 2018840, 4037680]

約数ペア:

[(1, 4037680), (2, 2018840), (4, 1009420), (5, 807536), (8, 504710), (10, 403768), (16, 252355), (20, 201884), (40, 100942), (41, 98480), (80, 50471), (82, 49240), (164, 24620), (205, 19696), (328, 12310), (410, 9848), (656, 6155), (820, 4924), (1231, 3280), (1640, 2462)]