39015820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{953}}^1$

素因数の和:1074

約数の個数: 48

約数和(自身を含む): 86546880

約数和(自身を除く): 47531060

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 890, 953, 1780, 1906, 2047, 3812, 4094, 4765, 8188, 9530, 10235, 19060, 20470, 21919, 40940, 43838, 84817, 87676, 109595, 169634, 219190, 339268, 424085, 438380, 848170, 1696340, 1950791, 3901582, 7803164, 9753955, 19507910, 39015820]

約数ペア:

[(1, 39015820), (2, 19507910), (4, 9753955), (5, 7803164), (10, 3901582), (20, 1950791), (23, 1696340), (46, 848170), (89, 438380), (92, 424085), (115, 339268), (178, 219190), (230, 169634), (356, 109595), (445, 87676), (460, 84817), (890, 43838), (953, 40940), (1780, 21919), (1906, 20470), (2047, 19060), (3812, 10235), (4094, 9530), (4765, 8188)]