4260280

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1459}}^1$

素因数の和:1543

約数の個数: 32

約数和(自身を含む): 9723600

約数和(自身を除く): 5463320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1459, 1460, 2918, 2920, 5836, 7295, 11672, 14590, 29180, 58360, 106507, 213014, 426028, 532535, 852056, 1065070, 2130140, 4260280]

約数ペア:

[(1, 4260280), (2, 2130140), (4, 1065070), (5, 852056), (8, 532535), (10, 426028), (20, 213014), (40, 106507), (73, 58360), (146, 29180), (292, 14590), (365, 11672), (584, 7295), (730, 5836), (1459, 2920), (1460, 2918)]