2055280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1117}}^1$

素因数の和:1153

約数の個数: 40

約数和(自身を含む): 4990752

約数和(自身を除く): 2935472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1117, 1840, 2234, 4468, 5585, 8936, 11170, 17872, 22340, 25691, 44680, 51382, 89360, 102764, 128455, 205528, 256910, 411056, 513820, 1027640, 2055280]

約数ペア:

[(1, 2055280), (2, 1027640), (4, 513820), (5, 411056), (8, 256910), (10, 205528), (16, 128455), (20, 102764), (23, 89360), (40, 51382), (46, 44680), (80, 25691), (92, 22340), (115, 17872), (184, 11170), (230, 8936), (368, 5585), (460, 4468), (920, 2234), (1117, 1840)]