30990344

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{7187}}^1$

素因数の和:7218

約数の個数: 48

約数和(自身を含む): 73748880

約数和(自身を除く): 42758536

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 539, 616, 1078, 2156, 4312, 7187, 14374, 28748, 50309, 57496, 79057, 100618, 158114, 201236, 316228, 352163, 402472, 553399, 632456, 704326, 1106798, 1408652, 2213596, 2817304, 3873793, 4427192, 7747586, 15495172, 30990344]

約数ペア:

[(1, 30990344), (2, 15495172), (4, 7747586), (7, 4427192), (8, 3873793), (11, 2817304), (14, 2213596), (22, 1408652), (28, 1106798), (44, 704326), (49, 632456), (56, 553399), (77, 402472), (88, 352163), (98, 316228), (154, 201236), (196, 158114), (308, 100618), (392, 79057), (539, 57496), (616, 50309), (1078, 28748), (2156, 14374), (4312, 7187)]