208753060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{5099}}^1$

素因数の和:5220

約数の個数: 48

約数和(自身を含む): 462672000

約数和(自身を除く): 253918940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 890, 1780, 2047, 4094, 5099, 8188, 10198, 10235, 20396, 20470, 25495, 40940, 50990, 101980, 117277, 234554, 453811, 469108, 586385, 907622, 1172770, 1815244, 2269055, 2345540, 4538110, 9076220, 10437653, 20875306, 41750612, 52188265, 104376530, 208753060]

約数ペア:

[(1, 208753060), (2, 104376530), (4, 52188265), (5, 41750612), (10, 20875306), (20, 10437653), (23, 9076220), (46, 4538110), (89, 2345540), (92, 2269055), (115, 1815244), (178, 1172770), (230, 907622), (356, 586385), (445, 469108), (460, 453811), (890, 234554), (1780, 117277), (2047, 101980), (4094, 50990), (5099, 40940), (8188, 25495), (10198, 20470), (10235, 20396)]