4719220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1129}}^1$

素因数の和:1168

約数の個数: 48

約数和(自身を含む): 11390400

約数和(自身を除く): 6671180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 1129, 2090, 2258, 4180, 4516, 5645, 11290, 12419, 21451, 22580, 24838, 42902, 49676, 62095, 85804, 107255, 124190, 214510, 235961, 248380, 429020, 471922, 943844, 1179805, 2359610, 4719220]

約数ペア:

[(1, 4719220), (2, 2359610), (4, 1179805), (5, 943844), (10, 471922), (11, 429020), (19, 248380), (20, 235961), (22, 214510), (38, 124190), (44, 107255), (55, 85804), (76, 62095), (95, 49676), (110, 42902), (190, 24838), (209, 22580), (220, 21451), (380, 12419), (418, 11290), (836, 5645), (1045, 4516), (1129, 4180), (2090, 2258)]