420873404

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:423

約数の個数: 72

約数和(自身を含む): 889088928

約数和(自身を除く): 468215524

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 61, 116, 122, 203, 244, 293, 406, 427, 586, 812, 841, 854, 1172, 1682, 1708, 1769, 2051, 3364, 3538, 4102, 5887, 7076, 8204, 8497, 11774, 12383, 16994, 17873, 23548, 24766, 33988, 35746, 49532, 51301, 59479, 71492, 102602, 118958, 125111, 205204, 237916, 246413, 250222, 359107, 492826, 500444, 518317, 718214, 985652, 1036634, 1436428, 1724891, 2073268, 3449782, 3628219, 6899564, 7256438, 14512876, 15031193, 30062386, 60124772, 105218351, 210436702, 420873404]

約数ペア:

[(1, 420873404), (2, 210436702), (4, 105218351), (7, 60124772), (14, 30062386), (28, 15031193), (29, 14512876), (58, 7256438), (61, 6899564), (116, 3628219), (122, 3449782), (203, 2073268), (244, 1724891), (293, 1436428), (406, 1036634), (427, 985652), (586, 718214), (812, 518317), (841, 500444), (854, 492826), (1172, 359107), (1682, 250222), (1708, 246413), (1769, 237916), (2051, 205204), (3364, 125111), (3538, 118958), (4102, 102602), (5887, 71492), (7076, 59479), (8204, 51301), (8497, 49532), (11774, 35746), (12383, 33988), (16994, 24766), (17873, 23548)]