139411780

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{83983}}^1$

素因数の和:84075

約数の個数: 24

約数和(自身を含む): 296295552

約数和(自身を除く): 156883772

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 83983, 167966, 335932, 419915, 839830, 1679660, 6970589, 13941178, 27882356, 34852945, 69705890, 139411780]

約数ペア:

[(1, 139411780), (2, 69705890), (4, 34852945), (5, 27882356), (10, 13941178), (20, 6970589), (83, 1679660), (166, 839830), (332, 419915), (415, 335932), (830, 167966), (1660, 83983)]