2225552

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:687

約数の個数: 40

約数和(自身を含む): 5094912

約数和(自身を除く): 2869360

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 641, 868, 1282, 1736, 2564, 3472, 4487, 5128, 8974, 10256, 17948, 19871, 35896, 39742, 71792, 79484, 139097, 158968, 278194, 317936, 556388, 1112776, 2225552]

約数ペア:

[(1, 2225552), (2, 1112776), (4, 556388), (7, 317936), (8, 278194), (14, 158968), (16, 139097), (28, 79484), (31, 71792), (56, 39742), (62, 35896), (112, 19871), (124, 17948), (217, 10256), (248, 8974), (434, 5128), (496, 4487), (641, 3472), (868, 2564), (1282, 1736)]