20900010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{24023}}^1$

素因数の和:24062

約数の個数: 32

約数和(自身を含む): 51891840

約数和(自身を除く): 30991830

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 24023, 48046, 72069, 120115, 144138, 240230, 360345, 696667, 720690, 1393334, 2090001, 3483335, 4180002, 6966670, 10450005, 20900010]

約数ペア:

[(1, 20900010), (2, 10450005), (3, 6966670), (5, 4180002), (6, 3483335), (10, 2090001), (15, 1393334), (29, 720690), (30, 696667), (58, 360345), (87, 240230), (145, 144138), (174, 120115), (290, 72069), (435, 48046), (870, 24023)]