74980140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1249669}}^1$

素因数の和:1249681

約数の個数: 24

約数和(自身を含む): 209944560

約数和(自身を除く): 134964420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1249669, 2499338, 3749007, 4998676, 6248345, 7498014, 12496690, 14996028, 18745035, 24993380, 37490070, 74980140]

約数ペア:

[(1, 74980140), (2, 37490070), (3, 24993380), (4, 18745035), (5, 14996028), (6, 12496690), (10, 7498014), (12, 6248345), (15, 4998676), (20, 3749007), (30, 2499338), (60, 1249669)]