13144780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{401}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 30391200

約数和(自身を除く): 17246420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 149, 220, 298, 401, 596, 745, 802, 1490, 1604, 1639, 2005, 2980, 3278, 4010, 4411, 6556, 8020, 8195, 8822, 16390, 17644, 22055, 32780, 44110, 59749, 88220, 119498, 238996, 298745, 597490, 657239, 1194980, 1314478, 2628956, 3286195, 6572390, 13144780]

約数ペア:

[(1, 13144780), (2, 6572390), (4, 3286195), (5, 2628956), (10, 1314478), (11, 1194980), (20, 657239), (22, 597490), (44, 298745), (55, 238996), (110, 119498), (149, 88220), (220, 59749), (298, 44110), (401, 32780), (596, 22055), (745, 17644), (802, 16390), (1490, 8822), (1604, 8195), (1639, 8020), (2005, 6556), (2980, 4411), (3278, 4010)]