54858020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{4721}}^1$

素因数の和:4820

約数の個数: 48

約数和(自身を含む): 133273728

約数和(自身を除く): 78415708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1660, 2324, 2905, 4721, 5810, 9442, 11620, 18884, 23605, 33047, 47210, 66094, 94420, 132188, 165235, 330470, 391843, 660940, 783686, 1567372, 1959215, 2742901, 3918430, 5485802, 7836860, 10971604, 13714505, 27429010, 54858020]

約数ペア:

[(1, 54858020), (2, 27429010), (4, 13714505), (5, 10971604), (7, 7836860), (10, 5485802), (14, 3918430), (20, 2742901), (28, 1959215), (35, 1567372), (70, 783686), (83, 660940), (140, 391843), (166, 330470), (332, 165235), (415, 132188), (581, 94420), (830, 66094), (1162, 47210), (1660, 33047), (2324, 23605), (2905, 18884), (4721, 11620), (5810, 9442)]