3901180

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1489}}^1$

素因数の和:1629

約数の個数: 24

約数和(自身を含む): 8260560

約数和(自身を除く): 4359380

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 1489, 2620, 2978, 5956, 7445, 14890, 29780, 195059, 390118, 780236, 975295, 1950590, 3901180]

約数ペア:

[(1, 3901180), (2, 1950590), (4, 975295), (5, 780236), (10, 390118), (20, 195059), (131, 29780), (262, 14890), (524, 7445), (655, 5956), (1310, 2978), (1489, 2620)]