206563940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{5021}}^1$

素因数の和:5069

約数の個数: 72

約数和(自身を含む): 504952056

約数和(自身を除く): 298388116

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 340, 374, 484, 605, 748, 935, 1210, 1870, 2057, 2420, 3740, 4114, 5021, 8228, 10042, 10285, 20084, 20570, 25105, 41140, 50210, 55231, 85357, 100420, 110462, 170714, 220924, 276155, 341428, 426785, 552310, 607541, 853570, 938927, 1104620, 1215082, 1707140, 1877854, 2430164, 3037705, 3755708, 4694635, 6075410, 9389270, 10328197, 12150820, 18778540, 20656394, 41312788, 51640985, 103281970, 206563940]

約数ペア:

[(1, 206563940), (2, 103281970), (4, 51640985), (5, 41312788), (10, 20656394), (11, 18778540), (17, 12150820), (20, 10328197), (22, 9389270), (34, 6075410), (44, 4694635), (55, 3755708), (68, 3037705), (85, 2430164), (110, 1877854), (121, 1707140), (170, 1215082), (187, 1104620), (220, 938927), (242, 853570), (340, 607541), (374, 552310), (484, 426785), (605, 341428), (748, 276155), (935, 220924), (1210, 170714), (1870, 110462), (2057, 100420), (2420, 85357), (3740, 55231), (4114, 50210), (5021, 41140), (8228, 25105), (10042, 20570), (10285, 20084)]