12823460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:133

約数の個数: 96

約数和(自身を含む): 31460352

約数和(自身を除く): 18636892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 37, 43, 52, 62, 65, 74, 86, 124, 130, 148, 155, 172, 185, 215, 260, 310, 370, 403, 430, 481, 559, 620, 740, 806, 860, 962, 1118, 1147, 1333, 1591, 1612, 1924, 2015, 2236, 2294, 2405, 2666, 2795, 3182, 4030, 4588, 4810, 5332, 5590, 5735, 6364, 6665, 7955, 8060, 9620, 11180, 11470, 13330, 14911, 15910, 17329, 20683, 22940, 26660, 29822, 31820, 34658, 41366, 49321, 59644, 69316, 74555, 82732, 86645, 98642, 103415, 149110, 173290, 197284, 206830, 246605, 298220, 346580, 413660, 493210, 641173, 986420, 1282346, 2564692, 3205865, 6411730, 12823460]

約数ペア:

[(1, 12823460), (2, 6411730), (4, 3205865), (5, 2564692), (10, 1282346), (13, 986420), (20, 641173), (26, 493210), (31, 413660), (37, 346580), (43, 298220), (52, 246605), (62, 206830), (65, 197284), (74, 173290), (86, 149110), (124, 103415), (130, 98642), (148, 86645), (155, 82732), (172, 74555), (185, 69316), (215, 59644), (260, 49321), (310, 41366), (370, 34658), (403, 31820), (430, 29822), (481, 26660), (559, 22940), (620, 20683), (740, 17329), (806, 15910), (860, 14911), (962, 13330), (1118, 11470), (1147, 11180), (1333, 9620), (1591, 8060), (1612, 7955), (1924, 6665), (2015, 6364), (2236, 5735), (2294, 5590), (2405, 5332), (2666, 4810), (2795, 4588), (3182, 4030)]