20902740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3083}}^1$

素因数の和:3208

約数の個数: 48

約数和(自身を含む): 59064768

約数和(自身を除く): 38162028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 113, 226, 339, 452, 565, 678, 1130, 1356, 1695, 2260, 3083, 3390, 6166, 6780, 9249, 12332, 15415, 18498, 30830, 36996, 46245, 61660, 92490, 184980, 348379, 696758, 1045137, 1393516, 1741895, 2090274, 3483790, 4180548, 5225685, 6967580, 10451370, 20902740]

約数ペア:

[(1, 20902740), (2, 10451370), (3, 6967580), (4, 5225685), (5, 4180548), (6, 3483790), (10, 2090274), (12, 1741895), (15, 1393516), (20, 1045137), (30, 696758), (60, 348379), (113, 184980), (226, 92490), (339, 61660), (452, 46245), (565, 36996), (678, 30830), (1130, 18498), (1356, 15415), (1695, 12332), (2260, 9249), (3083, 6780), (3390, 6166)]