57918980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{8443}}^1$

素因数の和:8473

約数の個数: 48

約数和(自身を含む): 141859200

約数和(自身を除く): 83940220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 8443, 16886, 33772, 42215, 59101, 84430, 118202, 168860, 236404, 295505, 413707, 591010, 827414, 1182020, 1654828, 2068535, 2895949, 4137070, 5791898, 8274140, 11583796, 14479745, 28959490, 57918980]

約数ペア:

[(1, 57918980), (2, 28959490), (4, 14479745), (5, 11583796), (7, 8274140), (10, 5791898), (14, 4137070), (20, 2895949), (28, 2068535), (35, 1654828), (49, 1182020), (70, 827414), (98, 591010), (140, 413707), (196, 295505), (245, 236404), (343, 168860), (490, 118202), (686, 84430), (980, 59101), (1372, 42215), (1715, 33772), (3430, 16886), (6860, 8443)]