20205658040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29714203}}^1$

素因数の和:29714231

約数の個数: 32

約数和(自身を含む): 48137010480

約数和(自身を除く): 27931352440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 29714203, 59428406, 118856812, 148571015, 237713624, 297142030, 505141451, 594284060, 1010282902, 1188568120, 2020565804, 2525707255, 4041131608, 5051414510, 10102829020, 20205658040]

約数ペア:

[(1, 20205658040), (2, 10102829020), (4, 5051414510), (5, 4041131608), (8, 2525707255), (10, 2020565804), (17, 1188568120), (20, 1010282902), (34, 594284060), (40, 505141451), (68, 297142030), (85, 237713624), (136, 148571015), (170, 118856812), (340, 59428406), (680, 29714203)]