417669920

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{19927}}^1$

素因数の和:20073

約数の個数: 48

約数和(自身を含む): 994327488

約数和(自身を除く): 576657568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2096, 2620, 4192, 5240, 10480, 19927, 20960, 39854, 79708, 99635, 159416, 199270, 318832, 398540, 637664, 797080, 1594160, 2610437, 3188320, 5220874, 10441748, 13052185, 20883496, 26104370, 41766992, 52208740, 83533984, 104417480, 208834960, 417669920]

約数ペア:

[(1, 417669920), (2, 208834960), (4, 104417480), (5, 83533984), (8, 52208740), (10, 41766992), (16, 26104370), (20, 20883496), (32, 13052185), (40, 10441748), (80, 5220874), (131, 3188320), (160, 2610437), (262, 1594160), (524, 797080), (655, 637664), (1048, 398540), (1310, 318832), (2096, 199270), (2620, 159416), (4192, 99635), (5240, 79708), (10480, 39854), (19927, 20960)]