22842740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 49850640

約数和(自身を除く): 27007900

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 89, 164, 178, 205, 313, 356, 410, 445, 626, 820, 890, 1252, 1565, 1780, 3130, 3649, 6260, 7298, 12833, 14596, 18245, 25666, 27857, 36490, 51332, 55714, 64165, 72980, 111428, 128330, 139285, 256660, 278570, 557140, 1142137, 2284274, 4568548, 5710685, 11421370, 22842740]

約数ペア:

[(1, 22842740), (2, 11421370), (4, 5710685), (5, 4568548), (10, 2284274), (20, 1142137), (41, 557140), (82, 278570), (89, 256660), (164, 139285), (178, 128330), (205, 111428), (313, 72980), (356, 64165), (410, 55714), (445, 51332), (626, 36490), (820, 27857), (890, 25666), (1252, 18245), (1565, 14596), (1780, 12833), (3130, 7298), (3649, 6260)]