12341720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 29548800

約数和(自身を除く): 17207080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 269, 296, 310, 370, 538, 620, 740, 1076, 1147, 1240, 1345, 1480, 2152, 2294, 2690, 4588, 5380, 5735, 8339, 9176, 9953, 10760, 11470, 16678, 19906, 22940, 33356, 39812, 41695, 45880, 49765, 66712, 79624, 83390, 99530, 166780, 199060, 308543, 333560, 398120, 617086, 1234172, 1542715, 2468344, 3085430, 6170860, 12341720]

約数ペア:

[(1, 12341720), (2, 6170860), (4, 3085430), (5, 2468344), (8, 1542715), (10, 1234172), (20, 617086), (31, 398120), (37, 333560), (40, 308543), (62, 199060), (74, 166780), (124, 99530), (148, 83390), (155, 79624), (185, 66712), (248, 49765), (269, 45880), (296, 41695), (310, 39812), (370, 33356), (538, 22940), (620, 19906), (740, 16678), (1076, 11470), (1147, 10760), (1240, 9953), (1345, 9176), (1480, 8339), (2152, 5735), (2294, 5380), (2690, 4588)]