16426280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1074

約数の個数: 64

約数和(自身を含む): 41126400

約数和(自身を除く): 24700120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1019, 1240, 1612, 2015, 2038, 3224, 4030, 4076, 5095, 8060, 8152, 10190, 13247, 16120, 20380, 26494, 31589, 40760, 52988, 63178, 66235, 105976, 126356, 132470, 157945, 252712, 264940, 315890, 410657, 529880, 631780, 821314, 1263560, 1642628, 2053285, 3285256, 4106570, 8213140, 16426280]

約数ペア:

[(1, 16426280), (2, 8213140), (4, 4106570), (5, 3285256), (8, 2053285), (10, 1642628), (13, 1263560), (20, 821314), (26, 631780), (31, 529880), (40, 410657), (52, 315890), (62, 264940), (65, 252712), (104, 157945), (124, 132470), (130, 126356), (155, 105976), (248, 66235), (260, 63178), (310, 52988), (403, 40760), (520, 31589), (620, 26494), (806, 20380), (1019, 16120), (1240, 13247), (1612, 10190), (2015, 8152), (2038, 8060), (3224, 5095), (4030, 4076)]