13428510040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{121591}}^1$

素因数の和:121864

約数の個数: 64

約数和(自身を含む): 33092478720

約数和(自身を除く): 19663968680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 251, 440, 502, 1004, 1255, 2008, 2510, 2761, 5020, 5522, 10040, 11044, 13805, 22088, 27610, 55220, 110440, 121591, 243182, 486364, 607955, 972728, 1215910, 1337501, 2431820, 2675002, 4863640, 5350004, 6687505, 10700008, 13375010, 26750020, 30519341, 53500040, 61038682, 122077364, 152596705, 244154728, 305193410, 335712751, 610386820, 671425502, 1220773640, 1342851004, 1678563755, 2685702008, 3357127510, 6714255020, 13428510040]

約数ペア:

[(1, 13428510040), (2, 6714255020), (4, 3357127510), (5, 2685702008), (8, 1678563755), (10, 1342851004), (11, 1220773640), (20, 671425502), (22, 610386820), (40, 335712751), (44, 305193410), (55, 244154728), (88, 152596705), (110, 122077364), (220, 61038682), (251, 53500040), (440, 30519341), (502, 26750020), (1004, 13375010), (1255, 10700008), (2008, 6687505), (2510, 5350004), (2761, 4863640), (5020, 2675002), (5522, 2431820), (10040, 1337501), (11044, 1215910), (13805, 972728), (22088, 607955), (27610, 486364), (55220, 243182), (110440, 121591)]