20219696630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{778579}}^1$

素因数の和:778653

約数の個数: 48

約数和(自身を含む): 43136446320

約数和(自身を除く): 22916749690

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 53, 70, 98, 106, 245, 265, 371, 490, 530, 742, 1855, 2597, 3710, 5194, 12985, 25970, 778579, 1557158, 3892895, 5450053, 7785790, 10900106, 27250265, 38150371, 41264687, 54500530, 76300742, 82529374, 190751855, 206323435, 288852809, 381503710, 412646870, 577705618, 1444264045, 2021969663, 2888528090, 4043939326, 10109848315, 20219696630]

約数ペア:

[(1, 20219696630), (2, 10109848315), (5, 4043939326), (7, 2888528090), (10, 2021969663), (14, 1444264045), (35, 577705618), (49, 412646870), (53, 381503710), (70, 288852809), (98, 206323435), (106, 190751855), (245, 82529374), (265, 76300742), (371, 54500530), (490, 41264687), (530, 38150371), (742, 27250265), (1855, 10900106), (2597, 7785790), (3710, 5450053), (5194, 3892895), (12985, 1557158), (25970, 778579)]