426320

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^2$

素因数の和:159

約数の個数: 30

約数和(自身を含む): 1004958

約数和(自身を除く): 578638

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5329, 5840, 10658, 21316, 26645, 42632, 53290, 85264, 106580, 213160, 426320]

約数ペア:

[(1, 426320), (2, 213160), (4, 106580), (5, 85264), (8, 53290), (10, 42632), (16, 26645), (20, 21316), (40, 10658), (73, 5840), (80, 5329), (146, 2920), (292, 1460), (365, 1168), (584, 730)]