39951520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{35671}}^1$

素因数の和:35693

約数の個数: 48

約数和(自身を含む): 107872128

約数和(自身を除く): 67920608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 35671, 71342, 142684, 178355, 249697, 285368, 356710, 499394, 570736, 713420, 998788, 1141472, 1248485, 1426840, 1997576, 2496970, 2853680, 3995152, 4993940, 5707360, 7990304, 9987880, 19975760, 39951520]

約数ペア:

[(1, 39951520), (2, 19975760), (4, 9987880), (5, 7990304), (7, 5707360), (8, 4993940), (10, 3995152), (14, 2853680), (16, 2496970), (20, 1997576), (28, 1426840), (32, 1248485), (35, 1141472), (40, 998788), (56, 713420), (70, 570736), (80, 499394), (112, 356710), (140, 285368), (160, 249697), (224, 178355), (280, 142684), (560, 71342), (1120, 35671)]