204499460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{54679}}^1$

素因数の和:54716

約数の個数: 48

約数和(自身を含む): 496056960

約数和(自身を除く): 291557500

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 54679, 109358, 218716, 273395, 546790, 601469, 929543, 1093580, 1202938, 1859086, 2405876, 3007345, 3718172, 4647715, 6014690, 9295430, 10224973, 12029380, 18590860, 20449946, 40899892, 51124865, 102249730, 204499460]

約数ペア:

[(1, 204499460), (2, 102249730), (4, 51124865), (5, 40899892), (10, 20449946), (11, 18590860), (17, 12029380), (20, 10224973), (22, 9295430), (34, 6014690), (44, 4647715), (55, 3718172), (68, 3007345), (85, 2405876), (110, 1859086), (170, 1202938), (187, 1093580), (220, 929543), (340, 601469), (374, 546790), (748, 273395), (935, 218716), (1870, 109358), (3740, 54679)]