28381740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15259}}^1$

素因数の和:15302

約数の個数: 48

約数和(自身を含む): 82037760

約数和(自身を除く): 53656020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 15259, 30518, 45777, 61036, 76295, 91554, 152590, 183108, 228885, 305180, 457770, 473029, 915540, 946058, 1419087, 1892116, 2365145, 2838174, 4730290, 5676348, 7095435, 9460580, 14190870, 28381740]

約数ペア:

[(1, 28381740), (2, 14190870), (3, 9460580), (4, 7095435), (5, 5676348), (6, 4730290), (10, 2838174), (12, 2365145), (15, 1892116), (20, 1419087), (30, 946058), (31, 915540), (60, 473029), (62, 457770), (93, 305180), (124, 228885), (155, 183108), (186, 152590), (310, 91554), (372, 76295), (465, 61036), (620, 45777), (930, 30518), (1860, 15259)]