4405264

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:407

約数の個数: 40

約数和(自身を含む): 9220640

約数和(自身を除く): 4815376

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 337, 344, 674, 688, 817, 1348, 1634, 2696, 3268, 5392, 6403, 6536, 12806, 13072, 14491, 25612, 28982, 51224, 57964, 102448, 115928, 231856, 275329, 550658, 1101316, 2202632, 4405264]

約数ペア:

[(1, 4405264), (2, 2202632), (4, 1101316), (8, 550658), (16, 275329), (19, 231856), (38, 115928), (43, 102448), (76, 57964), (86, 51224), (152, 28982), (172, 25612), (304, 14491), (337, 13072), (344, 12806), (674, 6536), (688, 6403), (817, 5392), (1348, 3268), (1634, 2696)]