22297220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2357}}^1$

素因数の和:2420

約数の個数: 48

約数和(自身を含む): 52291008

約数和(自身を除く): 29993788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2357, 2365, 4714, 4730, 9428, 9460, 11785, 23570, 25927, 47140, 51854, 101351, 103708, 129635, 202702, 259270, 405404, 506755, 518540, 1013510, 1114861, 2027020, 2229722, 4459444, 5574305, 11148610, 22297220]

約数ペア:

[(1, 22297220), (2, 11148610), (4, 5574305), (5, 4459444), (10, 2229722), (11, 2027020), (20, 1114861), (22, 1013510), (43, 518540), (44, 506755), (55, 405404), (86, 259270), (110, 202702), (172, 129635), (215, 103708), (220, 101351), (430, 51854), (473, 47140), (860, 25927), (946, 23570), (1892, 11785), (2357, 9460), (2365, 9428), (4714, 4730)]