919468040

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1\times {\mathrm{773}}^1$

素因数の和:1142

約数の個数: 64

約数和(自身を含む): 2096487360

約数和(自身を除く): 1177019320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 227, 262, 454, 524, 655, 773, 908, 1048, 1135, 1310, 1546, 1816, 2270, 2620, 3092, 3865, 4540, 5240, 6184, 7730, 9080, 15460, 29737, 30920, 59474, 101263, 118948, 148685, 175471, 202526, 237896, 297370, 350942, 405052, 506315, 594740, 701884, 810104, 877355, 1012630, 1189480, 1403768, 1754710, 2025260, 3509420, 4050520, 7018840, 22986701, 45973402, 91946804, 114933505, 183893608, 229867010, 459734020, 919468040]

約数ペア:

[(1, 919468040), (2, 459734020), (4, 229867010), (5, 183893608), (8, 114933505), (10, 91946804), (20, 45973402), (40, 22986701), (131, 7018840), (227, 4050520), (262, 3509420), (454, 2025260), (524, 1754710), (655, 1403768), (773, 1189480), (908, 1012630), (1048, 877355), (1135, 810104), (1310, 701884), (1546, 594740), (1816, 506315), (2270, 405052), (2620, 350942), (3092, 297370), (3865, 237896), (4540, 202526), (5240, 175471), (6184, 148685), (7730, 118948), (9080, 101263), (15460, 59474), (29737, 30920)]