890861876

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1439}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 1654732800

約数和(自身を除く): 763870924

約数列:

[1, 2, 4, 37, 47, 74, 89, 94, 148, 178, 188, 356, 1439, 1739, 2878, 3293, 3478, 4183, 5756, 6586, 6956, 8366, 13172, 16732, 53243, 67633, 106486, 128071, 135266, 154771, 212972, 256142, 270532, 309542, 512284, 619084, 2502421, 4738627, 5004842, 6019337, 9477254, 10009684, 12038674, 18954508, 24077348, 222715469, 445430938, 890861876]

約数ペア:

[(1, 890861876), (2, 445430938), (4, 222715469), (37, 24077348), (47, 18954508), (74, 12038674), (89, 10009684), (94, 9477254), (148, 6019337), (178, 5004842), (188, 4738627), (356, 2502421), (1439, 619084), (1739, 512284), (2878, 309542), (3293, 270532), (3478, 256142), (4183, 212972), (5756, 154771), (6586, 135266), (6956, 128071), (8366, 106486), (13172, 67633), (16732, 53243)]