5280440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1091}}^1$

素因数の和:1124

約数の個数: 48

約数和(自身を含む): 13071240

約数和(自身を除く): 7790800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1091, 1210, 2182, 2420, 4364, 4840, 5455, 8728, 10910, 12001, 21820, 24002, 43640, 48004, 60005, 96008, 120010, 132011, 240020, 264022, 480040, 528044, 660055, 1056088, 1320110, 2640220, 5280440]

約数ペア:

[(1, 5280440), (2, 2640220), (4, 1320110), (5, 1056088), (8, 660055), (10, 528044), (11, 480040), (20, 264022), (22, 240020), (40, 132011), (44, 120010), (55, 96008), (88, 60005), (110, 48004), (121, 43640), (220, 24002), (242, 21820), (440, 12001), (484, 10910), (605, 8728), (968, 5455), (1091, 4840), (1210, 4364), (2182, 2420)]