20051150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{971}}^1$

素因数の和:1049

約数の個数: 48

約数和(自身を含む): 43390080

約数和(自身を除く): 23338930

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 59, 70, 118, 175, 295, 350, 413, 590, 826, 971, 1475, 1942, 2065, 2950, 4130, 4855, 6797, 9710, 10325, 13594, 20650, 24275, 33985, 48550, 57289, 67970, 114578, 169925, 286445, 339850, 401023, 572890, 802046, 1432225, 2005115, 2864450, 4010230, 10025575, 20051150]

約数ペア:

[(1, 20051150), (2, 10025575), (5, 4010230), (7, 2864450), (10, 2005115), (14, 1432225), (25, 802046), (35, 572890), (50, 401023), (59, 339850), (70, 286445), (118, 169925), (175, 114578), (295, 67970), (350, 57289), (413, 48550), (590, 33985), (826, 24275), (971, 20650), (1475, 13594), (1942, 10325), (2065, 9710), (2950, 6797), (4130, 4855)]