22722140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1489}}^1$

素因数の和:1614

約数の個数: 48

約数和(自身を含む): 55070400

約数和(自身を除く): 32348260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1489, 1526, 2180, 2978, 3052, 3815, 5956, 7445, 7630, 10423, 14890, 15260, 20846, 29780, 41692, 52115, 104230, 162301, 208460, 324602, 649204, 811505, 1136107, 1623010, 2272214, 3246020, 4544428, 5680535, 11361070, 22722140]

約数ペア:

[(1, 22722140), (2, 11361070), (4, 5680535), (5, 4544428), (7, 3246020), (10, 2272214), (14, 1623010), (20, 1136107), (28, 811505), (35, 649204), (70, 324602), (109, 208460), (140, 162301), (218, 104230), (436, 52115), (545, 41692), (763, 29780), (1090, 20846), (1489, 15260), (1526, 14890), (2180, 10423), (2978, 7630), (3052, 7445), (3815, 5956)]