18015420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15803}}^1$

素因数の和:15834

約数の個数: 48

約数和(自身を含む): 53101440

約数和(自身を除く): 35086020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 15803, 31606, 47409, 63212, 79015, 94818, 158030, 189636, 237045, 300257, 316060, 474090, 600514, 900771, 948180, 1201028, 1501285, 1801542, 3002570, 3603084, 4503855, 6005140, 9007710, 18015420]

約数ペア:

[(1, 18015420), (2, 9007710), (3, 6005140), (4, 4503855), (5, 3603084), (6, 3002570), (10, 1801542), (12, 1501285), (15, 1201028), (19, 948180), (20, 900771), (30, 600514), (38, 474090), (57, 316060), (60, 300257), (76, 237045), (95, 189636), (114, 158030), (190, 94818), (228, 79015), (285, 63212), (380, 47409), (570, 31606), (1140, 15803)]