202807520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{66713}}^1$

素因数の和:66747

約数の個数: 48

約数和(自身を含む): 504357840

約数和(自身を除く): 301550320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 66713, 133426, 266852, 333565, 533704, 667130, 1067408, 1267547, 1334260, 2134816, 2535094, 2668520, 5070188, 5337040, 6337735, 10140376, 10674080, 12675470, 20280752, 25350940, 40561504, 50701880, 101403760, 202807520]

約数ペア:

[(1, 202807520), (2, 101403760), (4, 50701880), (5, 40561504), (8, 25350940), (10, 20280752), (16, 12675470), (19, 10674080), (20, 10140376), (32, 6337735), (38, 5337040), (40, 5070188), (76, 2668520), (80, 2535094), (95, 2134816), (152, 1334260), (160, 1267547), (190, 1067408), (304, 667130), (380, 533704), (608, 333565), (760, 266852), (1520, 133426), (3040, 66713)]