15940372

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 33586560

約数和(自身を除く): 17646188

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 67, 116, 134, 203, 268, 293, 406, 469, 586, 812, 938, 1172, 1876, 1943, 2051, 3886, 4102, 7772, 8204, 8497, 13601, 16994, 19631, 27202, 33988, 39262, 54404, 59479, 78524, 118958, 137417, 237916, 274834, 549668, 569299, 1138598, 2277196, 3985093, 7970186, 15940372]

約数ペア:

[(1, 15940372), (2, 7970186), (4, 3985093), (7, 2277196), (14, 1138598), (28, 569299), (29, 549668), (58, 274834), (67, 237916), (116, 137417), (134, 118958), (203, 78524), (268, 59479), (293, 54404), (406, 39262), (469, 33988), (586, 27202), (812, 19631), (938, 16994), (1172, 13601), (1876, 8497), (1943, 8204), (2051, 7772), (3886, 4102)]