38841140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:193

約数の個数: 96

約数和(自身を含む): 93327360

約数和(自身を除く): 54486220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 61, 62, 65, 79, 122, 124, 130, 155, 158, 244, 260, 305, 310, 316, 395, 403, 610, 620, 790, 793, 806, 1027, 1220, 1580, 1586, 1612, 1891, 2015, 2054, 2449, 3172, 3782, 3965, 4030, 4108, 4819, 4898, 5135, 7564, 7930, 8060, 9455, 9638, 9796, 10270, 12245, 15860, 18910, 19276, 20540, 24095, 24490, 24583, 31837, 37820, 48190, 48980, 49166, 62647, 63674, 96380, 98332, 122915, 125294, 127348, 149389, 159185, 245830, 250588, 298778, 313235, 318370, 491660, 597556, 626470, 636740, 746945, 1252940, 1493890, 1942057, 2987780, 3884114, 7768228, 9710285, 19420570, 38841140]

約数ペア:

[(1, 38841140), (2, 19420570), (4, 9710285), (5, 7768228), (10, 3884114), (13, 2987780), (20, 1942057), (26, 1493890), (31, 1252940), (52, 746945), (61, 636740), (62, 626470), (65, 597556), (79, 491660), (122, 318370), (124, 313235), (130, 298778), (155, 250588), (158, 245830), (244, 159185), (260, 149389), (305, 127348), (310, 125294), (316, 122915), (395, 98332), (403, 96380), (610, 63674), (620, 62647), (790, 49166), (793, 48980), (806, 48190), (1027, 37820), (1220, 31837), (1580, 24583), (1586, 24490), (1612, 24095), (1891, 20540), (2015, 19276), (2054, 18910), (2449, 15860), (3172, 12245), (3782, 10270), (3965, 9796), (4030, 9638), (4108, 9455), (4819, 8060), (4898, 7930), (5135, 7564)]