399040528

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{8699}}^1$

素因数の和:8815

約数の個数: 40

約数和(自身を含む): 802627200

約数和(自身を除く): 403586672

約数列:

[1, 2, 4, 8, 16, 47, 61, 94, 122, 188, 244, 376, 488, 752, 976, 2867, 5734, 8699, 11468, 17398, 22936, 34796, 45872, 69592, 139184, 408853, 530639, 817706, 1061278, 1635412, 2122556, 3270824, 4245112, 6541648, 8490224, 24940033, 49880066, 99760132, 199520264, 399040528]

約数ペア:

[(1, 399040528), (2, 199520264), (4, 99760132), (8, 49880066), (16, 24940033), (47, 8490224), (61, 6541648), (94, 4245112), (122, 3270824), (188, 2122556), (244, 1635412), (376, 1061278), (488, 817706), (752, 530639), (976, 408853), (2867, 139184), (5734, 69592), (8699, 45872), (11468, 34796), (17398, 22936)]