4430140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1549}}^1$

素因数の和:1582

約数の個数: 48

約数和(自身を含む): 10936800

約数和(自身を除く): 6506660

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 1549, 2860, 3098, 6196, 7745, 15490, 17039, 20137, 30980, 34078, 40274, 68156, 80548, 85195, 100685, 170390, 201370, 221507, 340780, 402740, 443014, 886028, 1107535, 2215070, 4430140]

約数ペア:

[(1, 4430140), (2, 2215070), (4, 1107535), (5, 886028), (10, 443014), (11, 402740), (13, 340780), (20, 221507), (22, 201370), (26, 170390), (44, 100685), (52, 85195), (55, 80548), (65, 68156), (110, 40274), (130, 34078), (143, 30980), (220, 20137), (260, 17039), (286, 15490), (572, 7745), (715, 6196), (1430, 3098), (1549, 2860)]