520020820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{8179}}^1$

素因数の和:8233

約数の個数: 72

約数和(自身を含む): 1265675040

約数和(自身を除く): 745654220

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 374, 578, 748, 935, 1156, 1445, 1870, 2890, 3179, 3740, 5780, 6358, 8179, 12716, 15895, 16358, 31790, 32716, 40895, 63580, 81790, 89969, 139043, 163580, 179938, 278086, 359876, 449845, 556172, 695215, 899690, 1390430, 1529473, 1799380, 2363731, 2780860, 3058946, 4727462, 6117892, 7647365, 9454924, 11818655, 15294730, 23637310, 26001041, 30589460, 47274620, 52002082, 104004164, 130005205, 260010410, 520020820]

約数ペア:

[(1, 520020820), (2, 260010410), (4, 130005205), (5, 104004164), (10, 52002082), (11, 47274620), (17, 30589460), (20, 26001041), (22, 23637310), (34, 15294730), (44, 11818655), (55, 9454924), (68, 7647365), (85, 6117892), (110, 4727462), (170, 3058946), (187, 2780860), (220, 2363731), (289, 1799380), (340, 1529473), (374, 1390430), (578, 899690), (748, 695215), (935, 556172), (1156, 449845), (1445, 359876), (1870, 278086), (2890, 179938), (3179, 163580), (3740, 139043), (5780, 89969), (6358, 81790), (8179, 63580), (12716, 40895), (15895, 32716), (16358, 31790)]