38550980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4783}}^1$

素因数の和:4836

約数の個数: 48

約数和(自身を含む): 90015744

約数和(自身を除く): 51464764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 4783, 8060, 9566, 19132, 23915, 47830, 62179, 95660, 124358, 148273, 248716, 296546, 310895, 593092, 621790, 741365, 1243580, 1482730, 1927549, 2965460, 3855098, 7710196, 9637745, 19275490, 38550980]

約数ペア:

[(1, 38550980), (2, 19275490), (4, 9637745), (5, 7710196), (10, 3855098), (13, 2965460), (20, 1927549), (26, 1482730), (31, 1243580), (52, 741365), (62, 621790), (65, 593092), (124, 310895), (130, 296546), (155, 248716), (260, 148273), (310, 124358), (403, 95660), (620, 62179), (806, 47830), (1612, 23915), (2015, 19132), (4030, 9566), (4783, 8060)]