8376820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 18547200

約数和(自身を除く): 10170380

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 118, 124, 155, 229, 236, 295, 310, 458, 590, 620, 916, 1145, 1180, 1829, 2290, 3658, 4580, 7099, 7316, 9145, 13511, 14198, 18290, 27022, 28396, 35495, 36580, 54044, 67555, 70990, 135110, 141980, 270220, 418841, 837682, 1675364, 2094205, 4188410, 8376820]

約数ペア:

[(1, 8376820), (2, 4188410), (4, 2094205), (5, 1675364), (10, 837682), (20, 418841), (31, 270220), (59, 141980), (62, 135110), (118, 70990), (124, 67555), (155, 54044), (229, 36580), (236, 35495), (295, 28396), (310, 27022), (458, 18290), (590, 14198), (620, 13511), (916, 9145), (1145, 7316), (1180, 7099), (1829, 4580), (2290, 3658)]