18692560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10159}}^1$

素因数の和:10195

約数の個数: 40

約数和(自身を含む): 45354240

約数和(自身を除く): 26661680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 10159, 20318, 40636, 50795, 81272, 101590, 162544, 203180, 233657, 406360, 467314, 812720, 934628, 1168285, 1869256, 2336570, 3738512, 4673140, 9346280, 18692560]

約数ペア:

[(1, 18692560), (2, 9346280), (4, 4673140), (5, 3738512), (8, 2336570), (10, 1869256), (16, 1168285), (20, 934628), (23, 812720), (40, 467314), (46, 406360), (80, 233657), (92, 203180), (115, 162544), (184, 101590), (230, 81272), (368, 50795), (460, 40636), (920, 20318), (1840, 10159)]