208657140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3477619}}^1$

素因数の和:3477631

約数の個数: 24

約数和(自身を含む): 584240160

約数和(自身を除く): 375583020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3477619, 6955238, 10432857, 13910476, 17388095, 20865714, 34776190, 41731428, 52164285, 69552380, 104328570, 208657140]

約数ペア:

[(1, 208657140), (2, 104328570), (3, 69552380), (4, 52164285), (5, 41731428), (6, 34776190), (10, 20865714), (12, 17388095), (15, 13910476), (20, 10432857), (30, 6955238), (60, 3477619)]