12087920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:282

約数の個数: 80

約数和(自身を含む): 30935520

約数和(自身を除く): 18847600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 59, 65, 80, 104, 118, 130, 197, 208, 236, 260, 295, 394, 472, 520, 590, 767, 788, 944, 985, 1040, 1180, 1534, 1576, 1970, 2360, 2561, 3068, 3152, 3835, 3940, 4720, 5122, 6136, 7670, 7880, 10244, 11623, 12272, 12805, 15340, 15760, 20488, 23246, 25610, 30680, 40976, 46492, 51220, 58115, 61360, 92984, 102440, 116230, 151099, 185968, 204880, 232460, 302198, 464920, 604396, 755495, 929840, 1208792, 1510990, 2417584, 3021980, 6043960, 12087920]

約数ペア:

[(1, 12087920), (2, 6043960), (4, 3021980), (5, 2417584), (8, 1510990), (10, 1208792), (13, 929840), (16, 755495), (20, 604396), (26, 464920), (40, 302198), (52, 232460), (59, 204880), (65, 185968), (80, 151099), (104, 116230), (118, 102440), (130, 92984), (197, 61360), (208, 58115), (236, 51220), (260, 46492), (295, 40976), (394, 30680), (472, 25610), (520, 23246), (590, 20488), (767, 15760), (788, 15340), (944, 12805), (985, 12272), (1040, 11623), (1180, 10244), (1534, 7880), (1576, 7670), (1970, 6136), (2360, 5122), (2561, 4720), (3068, 3940), (3152, 3835)]