262080220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^2\times {\mathrm{2459}}^1$

素因数の和:2614

約数の個数: 36

約数和(自身を含む): 558237960

約数和(自身を除く): 296157740

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 2459, 4918, 5329, 9836, 10658, 12295, 21316, 24590, 26645, 49180, 53290, 106580, 179507, 359014, 718028, 897535, 1795070, 3590140, 13104011, 26208022, 52416044, 65520055, 131040110, 262080220]

約数ペア:

[(1, 262080220), (2, 131040110), (4, 65520055), (5, 52416044), (10, 26208022), (20, 13104011), (73, 3590140), (146, 1795070), (292, 897535), (365, 718028), (730, 359014), (1460, 179507), (2459, 106580), (4918, 53290), (5329, 49180), (9836, 26645), (10658, 24590), (12295, 21316)]