208850290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{8291}}^1$

素因数の和:8538

約数の個数: 32

約数和(自身を含む): 411946560

約数和(自身を除く): 203096270

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 229, 458, 1145, 2290, 2519, 5038, 8291, 12595, 16582, 25190, 41455, 82910, 91201, 182402, 456005, 912010, 1898639, 3797278, 9493195, 18986390, 20885029, 41770058, 104425145, 208850290]

約数ペア:

[(1, 208850290), (2, 104425145), (5, 41770058), (10, 20885029), (11, 18986390), (22, 9493195), (55, 3797278), (110, 1898639), (229, 912010), (458, 456005), (1145, 182402), (2290, 91201), (2519, 82910), (5038, 41455), (8291, 25190), (12595, 16582)]