15693020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{569}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 37920960

約数和(自身を除く): 22227940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 569, 788, 985, 1138, 1379, 1970, 2276, 2758, 2845, 3940, 3983, 5516, 5690, 6895, 7966, 11380, 13790, 15932, 19915, 27580, 39830, 79660, 112093, 224186, 448372, 560465, 784651, 1120930, 1569302, 2241860, 3138604, 3923255, 7846510, 15693020]

約数ペア:

[(1, 15693020), (2, 7846510), (4, 3923255), (5, 3138604), (7, 2241860), (10, 1569302), (14, 1120930), (20, 784651), (28, 560465), (35, 448372), (70, 224186), (140, 112093), (197, 79660), (394, 39830), (569, 27580), (788, 19915), (985, 15932), (1138, 13790), (1379, 11380), (1970, 7966), (2276, 6895), (2758, 5690), (2845, 5516), (3940, 3983)]