39871160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1087}}^1$

素因数の和:1236

約数の個数: 64

約数和(自身を含む): 103403520

約数和(自身を除く): 63532360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 524, 655, 917, 1048, 1087, 1310, 1834, 2174, 2620, 3668, 4348, 4585, 5240, 5435, 7336, 7609, 8696, 9170, 10870, 15218, 18340, 21740, 30436, 36680, 38045, 43480, 60872, 76090, 142397, 152180, 284794, 304360, 569588, 711985, 996779, 1139176, 1423970, 1993558, 2847940, 3987116, 4983895, 5695880, 7974232, 9967790, 19935580, 39871160]

約数ペア:

[(1, 39871160), (2, 19935580), (4, 9967790), (5, 7974232), (7, 5695880), (8, 4983895), (10, 3987116), (14, 2847940), (20, 1993558), (28, 1423970), (35, 1139176), (40, 996779), (56, 711985), (70, 569588), (131, 304360), (140, 284794), (262, 152180), (280, 142397), (524, 76090), (655, 60872), (917, 43480), (1048, 38045), (1087, 36680), (1310, 30436), (1834, 21740), (2174, 18340), (2620, 15218), (3668, 10870), (4348, 9170), (4585, 8696), (5240, 7609), (5435, 7336)]