8779540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5701}}^1$

素因数の和:5728

約数の個数: 48

約数和(自身を含む): 22990464

約数和(自身を除く): 14210924

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 5701, 11402, 22804, 28505, 39907, 57010, 62711, 79814, 114020, 125422, 159628, 199535, 250844, 313555, 399070, 438977, 627110, 798140, 877954, 1254220, 1755908, 2194885, 4389770, 8779540]

約数ペア:

[(1, 8779540), (2, 4389770), (4, 2194885), (5, 1755908), (7, 1254220), (10, 877954), (11, 798140), (14, 627110), (20, 438977), (22, 399070), (28, 313555), (35, 250844), (44, 199535), (55, 159628), (70, 125422), (77, 114020), (110, 79814), (140, 62711), (154, 57010), (220, 39907), (308, 28505), (385, 22804), (770, 11402), (1540, 5701)]