2250160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2557}}^1$

素因数の和:2581

約数の個数: 40

約数和(自身を含む): 5709456

約数和(自身を除く): 3459296

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2557, 5114, 10228, 12785, 20456, 25570, 28127, 40912, 51140, 56254, 102280, 112508, 140635, 204560, 225016, 281270, 450032, 562540, 1125080, 2250160]

約数ペア:

[(1, 2250160), (2, 1125080), (4, 562540), (5, 450032), (8, 281270), (10, 225016), (11, 204560), (16, 140635), (20, 112508), (22, 102280), (40, 56254), (44, 51140), (55, 40912), (80, 28127), (88, 25570), (110, 20456), (176, 12785), (220, 10228), (440, 5114), (880, 2557)]