40886580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13907}}^1$

素因数の和:13933

約数の個数: 72

約数和(自身を含む): 133183008

約数和(自身を除く): 92296428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 13907, 27814, 41721, 55628, 69535, 83442, 97349, 139070, 166884, 194698, 208605, 278140, 292047, 389396, 417210, 486745, 584094, 681443, 834420, 973490, 1168188, 1362886, 1460235, 1946980, 2044329, 2725772, 2920470, 3407215, 4088658, 5840940, 6814430, 8177316, 10221645, 13628860, 20443290, 40886580]

約数ペア:

[(1, 40886580), (2, 20443290), (3, 13628860), (4, 10221645), (5, 8177316), (6, 6814430), (7, 5840940), (10, 4088658), (12, 3407215), (14, 2920470), (15, 2725772), (20, 2044329), (21, 1946980), (28, 1460235), (30, 1362886), (35, 1168188), (42, 973490), (49, 834420), (60, 681443), (70, 584094), (84, 486745), (98, 417210), (105, 389396), (140, 292047), (147, 278140), (196, 208605), (210, 194698), (245, 166884), (294, 139070), (420, 97349), (490, 83442), (588, 69535), (735, 55628), (980, 41721), (1470, 27814), (2940, 13907)]