1295331340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{743}}^1\times {\mathrm{1429}}^1$

素因数の和:2242

約数の個数: 48

約数和(自身を含む): 2770447680

約数和(自身を除く): 1475116340

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 743, 1220, 1429, 1486, 2858, 2972, 3715, 5716, 7145, 7430, 14290, 14860, 28580, 45323, 87169, 90646, 174338, 181292, 226615, 348676, 435845, 453230, 871690, 906460, 1061747, 1743380, 2123494, 4246988, 5308735, 10617470, 21234940, 64766567, 129533134, 259066268, 323832835, 647665670, 1295331340]

約数ペア:

[(1, 1295331340), (2, 647665670), (4, 323832835), (5, 259066268), (10, 129533134), (20, 64766567), (61, 21234940), (122, 10617470), (244, 5308735), (305, 4246988), (610, 2123494), (743, 1743380), (1220, 1061747), (1429, 906460), (1486, 871690), (2858, 453230), (2972, 435845), (3715, 348676), (5716, 226615), (7145, 181292), (7430, 174338), (14290, 90646), (14860, 87169), (28580, 45323)]