627779480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{4519}}^1$

素因数の和:4704

約数の個数: 64

約数和(自身を含む): 1484006400

約数和(自身を除く): 856226920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 151, 184, 230, 302, 460, 604, 755, 920, 1208, 1510, 3020, 3473, 4519, 6040, 6946, 9038, 13892, 17365, 18076, 22595, 27784, 34730, 36152, 45190, 69460, 90380, 103937, 138920, 180760, 207874, 415748, 519685, 682369, 831496, 1039370, 1364738, 2078740, 2729476, 3411845, 4157480, 5458952, 6823690, 13647380, 15694487, 27294760, 31388974, 62777948, 78472435, 125555896, 156944870, 313889740, 627779480]

約数ペア:

[(1, 627779480), (2, 313889740), (4, 156944870), (5, 125555896), (8, 78472435), (10, 62777948), (20, 31388974), (23, 27294760), (40, 15694487), (46, 13647380), (92, 6823690), (115, 5458952), (151, 4157480), (184, 3411845), (230, 2729476), (302, 2078740), (460, 1364738), (604, 1039370), (755, 831496), (920, 682369), (1208, 519685), (1510, 415748), (3020, 207874), (3473, 180760), (4519, 138920), (6040, 103937), (6946, 90380), (9038, 69460), (13892, 45190), (17365, 36152), (18076, 34730), (22595, 27784)]