488740780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{4297}}^1$

素因数の和:4375

約数の個数: 72

約数和(自身を含む): 1152414144

約数和(自身を除く): 663673364

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 121, 188, 220, 235, 242, 470, 484, 517, 605, 940, 1034, 1210, 2068, 2420, 2585, 4297, 5170, 5687, 8594, 10340, 11374, 17188, 21485, 22748, 28435, 42970, 47267, 56870, 85940, 94534, 113740, 189068, 201959, 236335, 403918, 472670, 519937, 807836, 945340, 1009795, 1039874, 2019590, 2079748, 2221549, 2599685, 4039180, 4443098, 5199370, 8886196, 10398740, 11107745, 22215490, 24437039, 44430980, 48874078, 97748156, 122185195, 244370390, 488740780]

約数ペア:

[(1, 488740780), (2, 244370390), (4, 122185195), (5, 97748156), (10, 48874078), (11, 44430980), (20, 24437039), (22, 22215490), (44, 11107745), (47, 10398740), (55, 8886196), (94, 5199370), (110, 4443098), (121, 4039180), (188, 2599685), (220, 2221549), (235, 2079748), (242, 2019590), (470, 1039874), (484, 1009795), (517, 945340), (605, 807836), (940, 519937), (1034, 472670), (1210, 403918), (2068, 236335), (2420, 201959), (2585, 189068), (4297, 113740), (5170, 94534), (5687, 85940), (8594, 56870), (10340, 47267), (11374, 42970), (17188, 28435), (21485, 22748)]