53408020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{72173}}^1$

素因数の和:72219

約数の個数: 24

約数和(自身を含む): 115189704

約数和(自身を除く): 61781684

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 72173, 144346, 288692, 360865, 721730, 1443460, 2670401, 5340802, 10681604, 13352005, 26704010, 53408020]

約数ペア:

[(1, 53408020), (2, 26704010), (4, 13352005), (5, 10681604), (10, 5340802), (20, 2670401), (37, 1443460), (74, 721730), (148, 360865), (185, 288692), (370, 144346), (740, 72173)]