18746760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5387}}^1$

素因数の和:5430

約数の個数: 64

約数和(自身を含む): 58190400

約数和(自身を除く): 39443640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 5387, 10774, 16161, 21548, 26935, 32322, 43096, 53870, 64644, 80805, 107740, 129288, 156223, 161610, 215480, 312446, 323220, 468669, 624892, 646440, 781115, 937338, 1249784, 1562230, 1874676, 2343345, 3124460, 3749352, 4686690, 6248920, 9373380, 18746760]

約数ペア:

[(1, 18746760), (2, 9373380), (3, 6248920), (4, 4686690), (5, 3749352), (6, 3124460), (8, 2343345), (10, 1874676), (12, 1562230), (15, 1249784), (20, 937338), (24, 781115), (29, 646440), (30, 624892), (40, 468669), (58, 323220), (60, 312446), (87, 215480), (116, 161610), (120, 156223), (145, 129288), (174, 107740), (232, 80805), (290, 64644), (348, 53870), (435, 43096), (580, 32322), (696, 26935), (870, 21548), (1160, 16161), (1740, 10774), (3480, 5387)]