28627260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15391}}^1$

素因数の和:15434

約数の個数: 48

約数和(自身を含む): 82747392

約数和(自身を除く): 54120132

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, 15391, 30782, 46173, 61564, 76955, 92346, 153910, 184692, 230865, 307820, 461730, 477121, 923460, 954242, 1431363, 1908484, 2385605, 2862726, 4771210, 5725452, 7156815, 9542420, 14313630, 28627260]

約数ペア:

[(1, 28627260), (2, 14313630), (3, 9542420), (4, 7156815), (5, 5725452), (6, 4771210), (10, 2862726), (12, 2385605), (15, 1908484), (20, 1431363), (30, 954242), (31, 923460), (60, 477121), (62, 461730), (93, 307820), (124, 230865), (155, 184692), (186, 153910), (310, 92346), (372, 76955), (465, 61564), (620, 46173), (930, 30782), (1860, 15391)]