8616860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1009}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 21040320

約数和(自身を除く): 12423460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1009, 1220, 1708, 2018, 2135, 4036, 4270, 5045, 7063, 8540, 10090, 14126, 20180, 28252, 35315, 61549, 70630, 123098, 141260, 246196, 307745, 430843, 615490, 861686, 1230980, 1723372, 2154215, 4308430, 8616860]

約数ペア:

[(1, 8616860), (2, 4308430), (4, 2154215), (5, 1723372), (7, 1230980), (10, 861686), (14, 615490), (20, 430843), (28, 307745), (35, 246196), (61, 141260), (70, 123098), (122, 70630), (140, 61549), (244, 35315), (305, 28252), (427, 20180), (610, 14126), (854, 10090), (1009, 8540), (1220, 7063), (1708, 5045), (2018, 4270), (2135, 4036)]