284359280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{114661}}^1$

素因数の和:114705

約数の個数: 40

約数和(自身を含む): 682468224

約数和(自身を除く): 398108944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 114661, 229322, 458644, 573305, 917288, 1146610, 1834576, 2293220, 3554491, 4586440, 7108982, 9172880, 14217964, 17772455, 28435928, 35544910, 56871856, 71089820, 142179640, 284359280]

約数ペア:

[(1, 284359280), (2, 142179640), (4, 71089820), (5, 56871856), (8, 35544910), (10, 28435928), (16, 17772455), (20, 14217964), (31, 9172880), (40, 7108982), (62, 4586440), (80, 3554491), (124, 2293220), (155, 1834576), (248, 1146610), (310, 917288), (496, 573305), (620, 458644), (1240, 229322), (2480, 114661)]