20705910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{569}}^1\times {\mathrm{1213}}^1$

素因数の和:1792

約数の個数: 32

約数和(自身を含む): 49822560

約数和(自身を除く): 29116650

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 569, 1138, 1213, 1707, 2426, 2845, 3414, 3639, 5690, 6065, 7278, 8535, 12130, 17070, 18195, 36390, 690197, 1380394, 2070591, 3450985, 4141182, 6901970, 10352955, 20705910]

約数ペア:

[(1, 20705910), (2, 10352955), (3, 6901970), (5, 4141182), (6, 3450985), (10, 2070591), (15, 1380394), (30, 690197), (569, 36390), (1138, 18195), (1213, 17070), (1707, 12130), (2426, 8535), (2845, 7278), (3414, 6065), (3639, 5690)]