8459420

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 18506880

約数和(自身を除く): 10047460

約数列:

[1, 2, 4, 5, 10, 20, 59, 67, 107, 118, 134, 214, 236, 268, 295, 335, 428, 535, 590, 670, 1070, 1180, 1340, 2140, 3953, 6313, 7169, 7906, 12626, 14338, 15812, 19765, 25252, 28676, 31565, 35845, 39530, 63130, 71690, 79060, 126260, 143380, 422971, 845942, 1691884, 2114855, 4229710, 8459420]

約数ペア:

[(1, 8459420), (2, 4229710), (4, 2114855), (5, 1691884), (10, 845942), (20, 422971), (59, 143380), (67, 126260), (107, 79060), (118, 71690), (134, 63130), (214, 39530), (236, 35845), (268, 31565), (295, 28676), (335, 25252), (428, 19765), (535, 15812), (590, 14338), (670, 12626), (1070, 7906), (1180, 7169), (1340, 6313), (2140, 3953)]