28586720

素因数分解:

$2^5\times 5^1\times {\mathrm{373}}^1\times {\mathrm{479}}^1$

素因数の和:867

約数の個数: 48

約数和(自身を含む): 67858560

約数和(自身を除く): 39271840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 373, 479, 746, 958, 1492, 1865, 1916, 2395, 2984, 3730, 3832, 4790, 5968, 7460, 7664, 9580, 11936, 14920, 15328, 19160, 29840, 38320, 59680, 76640, 178667, 357334, 714668, 893335, 1429336, 1786670, 2858672, 3573340, 5717344, 7146680, 14293360, 28586720]

約数ペア:

[(1, 28586720), (2, 14293360), (4, 7146680), (5, 5717344), (8, 3573340), (10, 2858672), (16, 1786670), (20, 1429336), (32, 893335), (40, 714668), (80, 357334), (160, 178667), (373, 76640), (479, 59680), (746, 38320), (958, 29840), (1492, 19160), (1865, 15328), (1916, 14920), (2395, 11936), (2984, 9580), (3730, 7664), (3832, 7460), (4790, 5968)]