40407404

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:282

約数の個数: 36

約数和(自身を含む): 74694816

約数和(自身を除く): 34287412

約数列:

[1, 2, 4, 37, 47, 74, 94, 148, 157, 188, 314, 628, 1369, 1739, 2738, 3478, 5476, 5809, 6956, 7379, 11618, 14758, 23236, 29516, 64343, 128686, 214933, 257372, 273023, 429866, 546046, 859732, 1092092, 10101851, 20203702, 40407404]

約数ペア:

[(1, 40407404), (2, 20203702), (4, 10101851), (37, 1092092), (47, 859732), (74, 546046), (94, 429866), (148, 273023), (157, 257372), (188, 214933), (314, 128686), (628, 64343), (1369, 29516), (1739, 23236), (2738, 14758), (3478, 11618), (5476, 7379), (5809, 6956)]