8239120

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{569}}^1$

素因数の和:763

約数の個数: 40

約数和(自身を含む): 19295640

約数和(自身を除く): 11056520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 569, 724, 905, 1138, 1448, 1810, 2276, 2845, 2896, 3620, 4552, 5690, 7240, 9104, 11380, 14480, 22760, 45520, 102989, 205978, 411956, 514945, 823912, 1029890, 1647824, 2059780, 4119560, 8239120]

約数ペア:

[(1, 8239120), (2, 4119560), (4, 2059780), (5, 1647824), (8, 1029890), (10, 823912), (16, 514945), (20, 411956), (40, 205978), (80, 102989), (181, 45520), (362, 22760), (569, 14480), (724, 11380), (905, 9104), (1138, 7240), (1448, 5690), (1810, 4552), (2276, 3620), (2845, 2896)]