210004354540

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{577}}^1\times {\mathrm{249287}}^1$

素因数の和:249946

約数の個数: 48

約数和(自身を含む): 447826946112

約数和(自身を除く): 237822591572

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 577, 730, 1154, 1460, 2308, 2885, 5770, 11540, 42121, 84242, 168484, 210605, 249287, 421210, 498574, 842420, 997148, 1246435, 2492870, 4985740, 18197951, 36395902, 72791804, 90989755, 143838599, 181979510, 287677198, 363959020, 575354396, 719192995, 1438385990, 2876771980, 10500217727, 21000435454, 42000870908, 52501088635, 105002177270, 210004354540]

約数ペア:

[(1, 210004354540), (2, 105002177270), (4, 52501088635), (5, 42000870908), (10, 21000435454), (20, 10500217727), (73, 2876771980), (146, 1438385990), (292, 719192995), (365, 575354396), (577, 363959020), (730, 287677198), (1154, 181979510), (1460, 143838599), (2308, 90989755), (2885, 72791804), (5770, 36395902), (11540, 18197951), (42121, 4985740), (84242, 2492870), (168484, 1246435), (210605, 997148), (249287, 842420), (421210, 498574)]