208032940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{797}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 452600064

約数和(自身を除く): 244567124

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 421, 620, 797, 842, 1594, 1684, 2105, 3188, 3985, 4210, 7970, 8420, 13051, 15940, 24707, 26102, 49414, 52204, 65255, 98828, 123535, 130510, 247070, 261020, 335537, 494140, 671074, 1342148, 1677685, 3355370, 6710740, 10401647, 20803294, 41606588, 52008235, 104016470, 208032940]

約数ペア:

[(1, 208032940), (2, 104016470), (4, 52008235), (5, 41606588), (10, 20803294), (20, 10401647), (31, 6710740), (62, 3355370), (124, 1677685), (155, 1342148), (310, 671074), (421, 494140), (620, 335537), (797, 261020), (842, 247070), (1594, 130510), (1684, 123535), (2105, 98828), (3188, 65255), (3985, 52204), (4210, 49414), (7970, 26102), (8420, 24707), (13051, 15940)]