1490246548

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{25849}}^1$

素因数の和:25960

約数の個数: 48

約数和(自身を含む): 3126816000

約数和(自身を除く): 1636569452

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 71, 116, 142, 203, 284, 406, 497, 812, 994, 1988, 2059, 4118, 8236, 14413, 25849, 28826, 51698, 57652, 103396, 180943, 361886, 723772, 749621, 1499242, 1835279, 2998484, 3670558, 5247347, 7341116, 10494694, 12846953, 20989388, 25693906, 51387812, 53223091, 106446182, 212892364, 372561637, 745123274, 1490246548]

約数ペア:

[(1, 1490246548), (2, 745123274), (4, 372561637), (7, 212892364), (14, 106446182), (28, 53223091), (29, 51387812), (58, 25693906), (71, 20989388), (116, 12846953), (142, 10494694), (203, 7341116), (284, 5247347), (406, 3670558), (497, 2998484), (812, 1835279), (994, 1499242), (1988, 749621), (2059, 723772), (4118, 361886), (8236, 180943), (14413, 103396), (25849, 57652), (28826, 51698)]