4080630280

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{4787}}^1$

素因数の和:5110

約数の個数: 64

約数和(自身を含む): 9318214080

約数和(自身を除く): 5237583800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 211, 404, 422, 505, 808, 844, 1010, 1055, 1688, 2020, 2110, 4040, 4220, 4787, 8440, 9574, 19148, 21311, 23935, 38296, 42622, 47870, 85244, 95740, 106555, 170488, 191480, 213110, 426220, 483487, 852440, 966974, 1010057, 1933948, 2020114, 2417435, 3867896, 4040228, 4834870, 5050285, 8080456, 9669740, 10100570, 19339480, 20201140, 40402280, 102015757, 204031514, 408063028, 510078785, 816126056, 1020157570, 2040315140, 4080630280]

約数ペア:

[(1, 4080630280), (2, 2040315140), (4, 1020157570), (5, 816126056), (8, 510078785), (10, 408063028), (20, 204031514), (40, 102015757), (101, 40402280), (202, 20201140), (211, 19339480), (404, 10100570), (422, 9669740), (505, 8080456), (808, 5050285), (844, 4834870), (1010, 4040228), (1055, 3867896), (1688, 2417435), (2020, 2020114), (2110, 1933948), (4040, 1010057), (4220, 966974), (4787, 852440), (8440, 483487), (9574, 426220), (19148, 213110), (21311, 191480), (23935, 170488), (38296, 106555), (42622, 95740), (47870, 85244)]