2782808

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 6292800

約数和(自身を除く): 3509992

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 229, 248, 392, 434, 458, 868, 916, 1519, 1603, 1736, 1832, 3038, 3206, 6076, 6412, 7099, 11221, 12152, 12824, 14198, 22442, 28396, 44884, 49693, 56792, 89768, 99386, 198772, 347851, 397544, 695702, 1391404, 2782808]

約数ペア:

[(1, 2782808), (2, 1391404), (4, 695702), (7, 397544), (8, 347851), (14, 198772), (28, 99386), (31, 89768), (49, 56792), (56, 49693), (62, 44884), (98, 28396), (124, 22442), (196, 14198), (217, 12824), (229, 12152), (248, 11221), (392, 7099), (434, 6412), (458, 6076), (868, 3206), (916, 3038), (1519, 1832), (1603, 1736)]