20816700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{69389}}^1$

素因数の和:69406

約数の個数: 36

約数和(自身を含む): 60230520

約数和(自身を除く): 39413820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 69389, 138778, 208167, 277556, 346945, 416334, 693890, 832668, 1040835, 1387780, 1734725, 2081670, 3469450, 4163340, 5204175, 6938900, 10408350, 20816700]

約数ペア:

[(1, 20816700), (2, 10408350), (3, 6938900), (4, 5204175), (5, 4163340), (6, 3469450), (10, 2081670), (12, 1734725), (15, 1387780), (20, 1040835), (25, 832668), (30, 693890), (50, 416334), (60, 346945), (75, 277556), (100, 208167), (150, 138778), (300, 69389)]