20714340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1103}}^1$

素因数の和:1428

約数の個数: 48

約数和(自身を含む): 58238208

約数和(自身を除く): 37523868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 313, 626, 939, 1103, 1252, 1565, 1878, 2206, 3130, 3309, 3756, 4412, 4695, 5515, 6260, 6618, 9390, 11030, 13236, 16545, 18780, 22060, 33090, 66180, 345239, 690478, 1035717, 1380956, 1726195, 2071434, 3452390, 4142868, 5178585, 6904780, 10357170, 20714340]

約数ペア:

[(1, 20714340), (2, 10357170), (3, 6904780), (4, 5178585), (5, 4142868), (6, 3452390), (10, 2071434), (12, 1726195), (15, 1380956), (20, 1035717), (30, 690478), (60, 345239), (313, 66180), (626, 33090), (939, 22060), (1103, 18780), (1252, 16545), (1565, 13236), (1878, 11030), (2206, 9390), (3130, 6618), (3309, 6260), (3756, 5515), (4412, 4695)]