15700520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2099}}^1$

素因数の和:2138

約数の個数: 64

約数和(自身を含む): 40824000

約数和(自身を除く): 25123480

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 2099, 3740, 4198, 7480, 8396, 10495, 16792, 20990, 23089, 35683, 41980, 46178, 71366, 83960, 92356, 115445, 142732, 178415, 184712, 230890, 285464, 356830, 392513, 461780, 713660, 785026, 923560, 1427320, 1570052, 1962565, 3140104, 3925130, 7850260, 15700520]

約数ペア:

[(1, 15700520), (2, 7850260), (4, 3925130), (5, 3140104), (8, 1962565), (10, 1570052), (11, 1427320), (17, 923560), (20, 785026), (22, 713660), (34, 461780), (40, 392513), (44, 356830), (55, 285464), (68, 230890), (85, 184712), (88, 178415), (110, 142732), (136, 115445), (170, 92356), (187, 83960), (220, 71366), (340, 46178), (374, 41980), (440, 35683), (680, 23089), (748, 20990), (935, 16792), (1496, 10495), (1870, 8396), (2099, 7480), (3740, 4198)]