617964620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19973}}^1$

素因数の和:20019

約数の個数: 96

約数和(自身を含む): 1691238528

約数和(自身を除く): 1073273908

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 52, 65, 68, 70, 85, 91, 119, 130, 140, 170, 182, 221, 238, 260, 340, 364, 442, 455, 476, 595, 884, 910, 1105, 1190, 1547, 1820, 2210, 2380, 3094, 4420, 6188, 7735, 15470, 19973, 30940, 39946, 79892, 99865, 139811, 199730, 259649, 279622, 339541, 399460, 519298, 559244, 679082, 699055, 1038596, 1298245, 1358164, 1398110, 1697705, 1817543, 2376787, 2596490, 2796220, 3395410, 3635086, 4414033, 4753574, 5192980, 6790820, 7270172, 8828066, 9087715, 9507148, 11883935, 17656132, 18175430, 22070165, 23767870, 30898231, 36350860, 44140330, 47535740, 61796462, 88280660, 123592924, 154491155, 308982310, 617964620]

約数ペア:

[(1, 617964620), (2, 308982310), (4, 154491155), (5, 123592924), (7, 88280660), (10, 61796462), (13, 47535740), (14, 44140330), (17, 36350860), (20, 30898231), (26, 23767870), (28, 22070165), (34, 18175430), (35, 17656132), (52, 11883935), (65, 9507148), (68, 9087715), (70, 8828066), (85, 7270172), (91, 6790820), (119, 5192980), (130, 4753574), (140, 4414033), (170, 3635086), (182, 3395410), (221, 2796220), (238, 2596490), (260, 2376787), (340, 1817543), (364, 1697705), (442, 1398110), (455, 1358164), (476, 1298245), (595, 1038596), (884, 699055), (910, 679082), (1105, 559244), (1190, 519298), (1547, 399460), (1820, 339541), (2210, 279622), (2380, 259649), (3094, 199730), (4420, 139811), (6188, 99865), (7735, 79892), (15470, 39946), (19973, 30940)]