28429360

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{7561}}^1$

素因数の和:7621

約数の個数: 40

約数和(自身を含む): 67513536

約数和(自身を除く): 39084176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 7561, 15122, 30244, 37805, 60488, 75610, 120976, 151220, 302440, 355367, 604880, 710734, 1421468, 1776835, 2842936, 3553670, 5685872, 7107340, 14214680, 28429360]

約数ペア:

[(1, 28429360), (2, 14214680), (4, 7107340), (5, 5685872), (8, 3553670), (10, 2842936), (16, 1776835), (20, 1421468), (40, 710734), (47, 604880), (80, 355367), (94, 302440), (188, 151220), (235, 120976), (376, 75610), (470, 60488), (752, 37805), (940, 30244), (1880, 15122), (3760, 7561)]