26403320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 35804680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 107, 124, 155, 199, 214, 248, 310, 398, 428, 535, 620, 796, 856, 995, 1070, 1240, 1592, 1990, 2140, 3317, 3980, 4280, 6169, 6634, 7960, 12338, 13268, 16585, 21293, 24676, 26536, 30845, 33170, 42586, 49352, 61690, 66340, 85172, 106465, 123380, 132680, 170344, 212930, 246760, 425860, 660083, 851720, 1320166, 2640332, 3300415, 5280664, 6600830, 13201660, 26403320]

約数ペア:

[(1, 26403320), (2, 13201660), (4, 6600830), (5, 5280664), (8, 3300415), (10, 2640332), (20, 1320166), (31, 851720), (40, 660083), (62, 425860), (107, 246760), (124, 212930), (155, 170344), (199, 132680), (214, 123380), (248, 106465), (310, 85172), (398, 66340), (428, 61690), (535, 49352), (620, 42586), (796, 33170), (856, 30845), (995, 26536), (1070, 24676), (1240, 21293), (1592, 16585), (1990, 13268), (2140, 12338), (3317, 7960), (3980, 6634), (4280, 6169)]