17999340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13043}}^1$

素因数の和:13078

約数の個数: 48

約数和(自身を含む): 52593408

約数和(自身を除く): 34594068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 13043, 26086, 39129, 52172, 65215, 78258, 130430, 156516, 195645, 260860, 299989, 391290, 599978, 782580, 899967, 1199956, 1499945, 1799934, 2999890, 3599868, 4499835, 5999780, 8999670, 17999340]

約数ペア:

[(1, 17999340), (2, 8999670), (3, 5999780), (4, 4499835), (5, 3599868), (6, 2999890), (10, 1799934), (12, 1499945), (15, 1199956), (20, 899967), (23, 782580), (30, 599978), (46, 391290), (60, 299989), (69, 260860), (92, 195645), (115, 156516), (138, 130430), (230, 78258), (276, 65215), (345, 52172), (460, 39129), (690, 26086), (1380, 13043)]