6391580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 15249024

約数和(自身を除く): 8857444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 61, 62, 65, 122, 124, 130, 155, 169, 244, 260, 305, 310, 338, 403, 610, 620, 676, 793, 806, 845, 1220, 1586, 1612, 1690, 1891, 2015, 3172, 3380, 3782, 3965, 4030, 5239, 7564, 7930, 8060, 9455, 10309, 10478, 15860, 18910, 20618, 20956, 24583, 26195, 37820, 41236, 49166, 51545, 52390, 98332, 103090, 104780, 122915, 206180, 245830, 319579, 491660, 639158, 1278316, 1597895, 3195790, 6391580]

約数ペア:

[(1, 6391580), (2, 3195790), (4, 1597895), (5, 1278316), (10, 639158), (13, 491660), (20, 319579), (26, 245830), (31, 206180), (52, 122915), (61, 104780), (62, 103090), (65, 98332), (122, 52390), (124, 51545), (130, 49166), (155, 41236), (169, 37820), (244, 26195), (260, 24583), (305, 20956), (310, 20618), (338, 18910), (403, 15860), (610, 10478), (620, 10309), (676, 9455), (793, 8060), (806, 7930), (845, 7564), (1220, 5239), (1586, 4030), (1612, 3965), (1690, 3782), (1891, 3380), (2015, 3172)]