7127440

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^2\times {\mathrm{53}}^1$

素因数の和:148

約数の個数: 60

約数和(自身を含む): 17305812

約数和(自身を除く): 10178372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 53, 80, 82, 106, 164, 205, 212, 265, 328, 410, 424, 530, 656, 820, 848, 1060, 1640, 1681, 2120, 2173, 3280, 3362, 4240, 4346, 6724, 8405, 8692, 10865, 13448, 16810, 17384, 21730, 26896, 33620, 34768, 43460, 67240, 86920, 89093, 134480, 173840, 178186, 356372, 445465, 712744, 890930, 1425488, 1781860, 3563720, 7127440]

約数ペア:

[(1, 7127440), (2, 3563720), (4, 1781860), (5, 1425488), (8, 890930), (10, 712744), (16, 445465), (20, 356372), (40, 178186), (41, 173840), (53, 134480), (80, 89093), (82, 86920), (106, 67240), (164, 43460), (205, 34768), (212, 33620), (265, 26896), (328, 21730), (410, 17384), (424, 16810), (530, 13448), (656, 10865), (820, 8692), (848, 8405), (1060, 6724), (1640, 4346), (1681, 4240), (2120, 3362), (2173, 3280)]