296637220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{31357}}^1$

素因数の和:31420

約数の個数: 48

約数和(自身を含む): 695395008

約数和(自身を除く): 398757788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 31357, 62714, 125428, 156785, 313570, 344927, 627140, 689854, 1348351, 1379708, 1724635, 2696702, 3449270, 5393404, 6741755, 6898540, 13483510, 14831861, 26967020, 29663722, 59327444, 74159305, 148318610, 296637220]

約数ペア:

[(1, 296637220), (2, 148318610), (4, 74159305), (5, 59327444), (10, 29663722), (11, 26967020), (20, 14831861), (22, 13483510), (43, 6898540), (44, 6741755), (55, 5393404), (86, 3449270), (110, 2696702), (172, 1724635), (215, 1379708), (220, 1348351), (430, 689854), (473, 627140), (860, 344927), (946, 313570), (1892, 156785), (2365, 125428), (4730, 62714), (9460, 31357)]