31950420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1213}}^1$

素因数の和:1664

約数の個数: 48

約数和(自身を含む): 89738880

約数和(自身を除く): 57788460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 439, 878, 1213, 1317, 1756, 2195, 2426, 2634, 3639, 4390, 4852, 5268, 6065, 6585, 7278, 8780, 12130, 13170, 14556, 18195, 24260, 26340, 36390, 72780, 532507, 1065014, 1597521, 2130028, 2662535, 3195042, 5325070, 6390084, 7987605, 10650140, 15975210, 31950420]

約数ペア:

[(1, 31950420), (2, 15975210), (3, 10650140), (4, 7987605), (5, 6390084), (6, 5325070), (10, 3195042), (12, 2662535), (15, 2130028), (20, 1597521), (30, 1065014), (60, 532507), (439, 72780), (878, 36390), (1213, 26340), (1317, 24260), (1756, 18195), (2195, 14556), (2426, 13170), (2634, 12130), (3639, 8780), (4390, 7278), (4852, 6585), (5268, 6065)]