137179880

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{11171}}^1$

素因数の和:11489

約数の個数: 32

約数和(自身を含む): 309687840

約数和(自身を除く): 172507960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 11171, 12280, 22342, 44684, 55855, 89368, 111710, 223420, 446840, 3429497, 6858994, 13717988, 17147485, 27435976, 34294970, 68589940, 137179880]

約数ペア:

[(1, 137179880), (2, 68589940), (4, 34294970), (5, 27435976), (8, 17147485), (10, 13717988), (20, 6858994), (40, 3429497), (307, 446840), (614, 223420), (1228, 111710), (1535, 89368), (2456, 55855), (3070, 44684), (6140, 22342), (11171, 12280)]