207666580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{49681}}^1$

素因数の和:49720

約数の個数: 48

約数和(自身を含む): 500794560

約数和(自身を除く): 293127980

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, 2090, 4180, 49681, 99362, 198724, 248405, 496810, 546491, 943939, 993620, 1092982, 1887878, 2185964, 2732455, 3775756, 4719695, 5464910, 9439390, 10383329, 10929820, 18878780, 20766658, 41533316, 51916645, 103833290, 207666580]

約数ペア:

[(1, 207666580), (2, 103833290), (4, 51916645), (5, 41533316), (10, 20766658), (11, 18878780), (19, 10929820), (20, 10383329), (22, 9439390), (38, 5464910), (44, 4719695), (55, 3775756), (76, 2732455), (95, 2185964), (110, 1887878), (190, 1092982), (209, 993620), (220, 943939), (380, 546491), (418, 496810), (836, 248405), (1045, 198724), (2090, 99362), (4180, 49681)]