47920460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3389}}^1$

素因数の和:3506

約数の個数: 48

約数和(自身を含む): 116182080

約数和(自身を除く): 68261620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3389, 3535, 6778, 7070, 13556, 14140, 16945, 23723, 33890, 47446, 67780, 94892, 118615, 237230, 342289, 474460, 684578, 1369156, 1711445, 2396023, 3422890, 4792046, 6845780, 9584092, 11980115, 23960230, 47920460]

約数ペア:

[(1, 47920460), (2, 23960230), (4, 11980115), (5, 9584092), (7, 6845780), (10, 4792046), (14, 3422890), (20, 2396023), (28, 1711445), (35, 1369156), (70, 684578), (101, 474460), (140, 342289), (202, 237230), (404, 118615), (505, 94892), (707, 67780), (1010, 47446), (1414, 33890), (2020, 23723), (2828, 16945), (3389, 14140), (3535, 13556), (6778, 7070)]