1871240980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{28621}}^1$

素因数の和:29104

約数の個数: 48

約数和(自身を含む): 4500752256

約数和(自身を除く): 2629511276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 467, 934, 1868, 2335, 3269, 4670, 6538, 9340, 13076, 16345, 28621, 32690, 57242, 65380, 114484, 143105, 200347, 286210, 400694, 572420, 801388, 1001735, 2003470, 4006940, 13366007, 26732014, 53464028, 66830035, 93562049, 133660070, 187124098, 267320140, 374248196, 467810245, 935620490, 1871240980]

約数ペア:

[(1, 1871240980), (2, 935620490), (4, 467810245), (5, 374248196), (7, 267320140), (10, 187124098), (14, 133660070), (20, 93562049), (28, 66830035), (35, 53464028), (70, 26732014), (140, 13366007), (467, 4006940), (934, 2003470), (1868, 1001735), (2335, 801388), (3269, 572420), (4670, 400694), (6538, 286210), (9340, 200347), (13076, 143105), (16345, 114484), (28621, 65380), (32690, 57242)]