490492090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{9931}}^1$

素因数の和:10398

約数の個数: 32

約数和(自身を含む): 965390400

約数和(自身を除く): 474898310

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 449, 898, 2245, 4490, 4939, 9878, 9931, 19862, 24695, 49390, 49655, 99310, 109241, 218482, 546205, 1092410, 4459019, 8918038, 22295095, 44590190, 49049209, 98098418, 245246045, 490492090]

約数ペア:

[(1, 490492090), (2, 245246045), (5, 98098418), (10, 49049209), (11, 44590190), (22, 22295095), (55, 8918038), (110, 4459019), (449, 1092410), (898, 546205), (2245, 218482), (4490, 109241), (4939, 99310), (9878, 49655), (9931, 49390), (19862, 24695)]