156929420

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{41081}}^1$

素因数の和:41281

約数の個数: 24

約数和(自身を含む): 331285248

約数和(自身を除く): 174355828

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 41081, 82162, 164324, 205405, 410810, 821620, 7846471, 15692942, 31385884, 39232355, 78464710, 156929420]

約数ペア:

[(1, 156929420), (2, 78464710), (4, 39232355), (5, 31385884), (10, 15692942), (20, 7846471), (191, 821620), (382, 410810), (764, 205405), (955, 164324), (1910, 82162), (3820, 41081)]