200307590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{971}}^1$

素因数の和:1413

約数の個数: 48

約数和(自身を含む): 420848784

約数和(自身を除く): 220541194

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 421, 490, 842, 971, 1942, 2105, 2947, 4210, 4855, 5894, 6797, 9710, 13594, 14735, 20629, 29470, 33985, 41258, 47579, 67970, 95158, 103145, 206290, 237895, 408791, 475790, 817582, 2043955, 2861537, 4087910, 5723074, 14307685, 20030759, 28615370, 40061518, 100153795, 200307590]

約数ペア:

[(1, 200307590), (2, 100153795), (5, 40061518), (7, 28615370), (10, 20030759), (14, 14307685), (35, 5723074), (49, 4087910), (70, 2861537), (98, 2043955), (245, 817582), (421, 475790), (490, 408791), (842, 237895), (971, 206290), (1942, 103145), (2105, 95158), (2947, 67970), (4210, 47579), (4855, 41258), (5894, 33985), (6797, 29470), (9710, 20629), (13594, 14735)]