39215930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 80898048

約数和(自身を除く): 41682118

約数列:

[1, 2, 5, 10, 13, 26, 31, 37, 62, 65, 74, 130, 155, 185, 263, 310, 370, 403, 481, 526, 806, 962, 1147, 1315, 2015, 2294, 2405, 2630, 3419, 4030, 4810, 5735, 6838, 8153, 9731, 11470, 14911, 16306, 17095, 19462, 29822, 34190, 40765, 48655, 74555, 81530, 97310, 105989, 126503, 149110, 211978, 253006, 301661, 529945, 603322, 632515, 1059890, 1265030, 1508305, 3016610, 3921593, 7843186, 19607965, 39215930]

約数ペア:

[(1, 39215930), (2, 19607965), (5, 7843186), (10, 3921593), (13, 3016610), (26, 1508305), (31, 1265030), (37, 1059890), (62, 632515), (65, 603322), (74, 529945), (130, 301661), (155, 253006), (185, 211978), (263, 149110), (310, 126503), (370, 105989), (403, 97310), (481, 81530), (526, 74555), (806, 48655), (962, 40765), (1147, 34190), (1315, 29822), (2015, 19462), (2294, 17095), (2405, 16306), (2630, 14911), (3419, 11470), (4030, 9731), (4810, 8153), (5735, 6838)]