7374540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1381}}^1$

素因数の和:1482

約数の個数: 48

約数和(自身を含む): 20895840

約数和(自身を除く): 13521300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1381, 1780, 2670, 2762, 4143, 5340, 5524, 6905, 8286, 13810, 16572, 20715, 27620, 41430, 82860, 122909, 245818, 368727, 491636, 614545, 737454, 1229090, 1474908, 1843635, 2458180, 3687270, 7374540]

約数ペア:

[(1, 7374540), (2, 3687270), (3, 2458180), (4, 1843635), (5, 1474908), (6, 1229090), (10, 737454), (12, 614545), (15, 491636), (20, 368727), (30, 245818), (60, 122909), (89, 82860), (178, 41430), (267, 27620), (356, 20715), (445, 16572), (534, 13810), (890, 8286), (1068, 6905), (1335, 5524), (1381, 5340), (1780, 4143), (2670, 2762)]