9964780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{653}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 24171840

約数和(自身を除く): 14207060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 653, 763, 1090, 1306, 1526, 2180, 2612, 3052, 3265, 3815, 4571, 6530, 7630, 9142, 13060, 15260, 18284, 22855, 45710, 71177, 91420, 142354, 284708, 355885, 498239, 711770, 996478, 1423540, 1992956, 2491195, 4982390, 9964780]

約数ペア:

[(1, 9964780), (2, 4982390), (4, 2491195), (5, 1992956), (7, 1423540), (10, 996478), (14, 711770), (20, 498239), (28, 355885), (35, 284708), (70, 142354), (109, 91420), (140, 71177), (218, 45710), (436, 22855), (545, 18284), (653, 15260), (763, 13060), (1090, 9142), (1306, 7630), (1526, 6530), (2180, 4571), (2612, 3815), (3052, 3265)]