172910540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{2797}}^1$

素因数の和:3098

約数の個数: 48

約数和(自身を含む): 397674144

約数和(自身を除く): 224763604

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 281, 562, 1124, 1405, 2797, 2810, 3091, 5594, 5620, 6182, 11188, 12364, 13985, 15455, 27970, 30767, 30910, 55940, 61534, 61820, 123068, 153835, 307670, 615340, 785957, 1571914, 3143828, 3929785, 7859570, 8645527, 15719140, 17291054, 34582108, 43227635, 86455270, 172910540]

約数ペア:

[(1, 172910540), (2, 86455270), (4, 43227635), (5, 34582108), (10, 17291054), (11, 15719140), (20, 8645527), (22, 7859570), (44, 3929785), (55, 3143828), (110, 1571914), (220, 785957), (281, 615340), (562, 307670), (1124, 153835), (1405, 123068), (2797, 61820), (2810, 61534), (3091, 55940), (5594, 30910), (5620, 30767), (6182, 27970), (11188, 15455), (12364, 13985)]