23407480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 55756800

約数和(自身を除く): 32349320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 439, 620, 860, 878, 1240, 1333, 1720, 1756, 2195, 2666, 3512, 4390, 5332, 6665, 8780, 10664, 13330, 13609, 17560, 18877, 26660, 27218, 37754, 53320, 54436, 68045, 75508, 94385, 108872, 136090, 151016, 188770, 272180, 377540, 544360, 585187, 755080, 1170374, 2340748, 2925935, 4681496, 5851870, 11703740, 23407480]

約数ペア:

[(1, 23407480), (2, 11703740), (4, 5851870), (5, 4681496), (8, 2925935), (10, 2340748), (20, 1170374), (31, 755080), (40, 585187), (43, 544360), (62, 377540), (86, 272180), (124, 188770), (155, 151016), (172, 136090), (215, 108872), (248, 94385), (310, 75508), (344, 68045), (430, 54436), (439, 53320), (620, 37754), (860, 27218), (878, 26660), (1240, 18877), (1333, 17560), (1720, 13609), (1756, 13330), (2195, 10664), (2666, 8780), (3512, 6665), (4390, 5332)]