201573820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1117}}^1\times {\mathrm{1289}}^1$

素因数の和:2422

約数の個数: 48

約数和(自身を含む): 484585920

約数和(自身を除く): 283012100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1117, 1289, 2234, 2578, 4468, 5156, 5585, 6445, 7819, 9023, 11170, 12890, 15638, 18046, 22340, 25780, 31276, 36092, 39095, 45115, 78190, 90230, 156380, 180460, 1439813, 2879626, 5759252, 7199065, 10078691, 14398130, 20157382, 28796260, 40314764, 50393455, 100786910, 201573820]

約数ペア:

[(1, 201573820), (2, 100786910), (4, 50393455), (5, 40314764), (7, 28796260), (10, 20157382), (14, 14398130), (20, 10078691), (28, 7199065), (35, 5759252), (70, 2879626), (140, 1439813), (1117, 180460), (1289, 156380), (2234, 90230), (2578, 78190), (4468, 45115), (5156, 39095), (5585, 36092), (6445, 31276), (7819, 25780), (9023, 22340), (11170, 18046), (12890, 15638)]