2159660

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1301}}^1$

素因数の和:1393

約数の個数: 24

約数和(自身を含む): 4593456

約数和(自身を除く): 2433796

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1301, 1660, 2602, 5204, 6505, 13010, 26020, 107983, 215966, 431932, 539915, 1079830, 2159660]

約数ペア:

[(1, 2159660), (2, 1079830), (4, 539915), (5, 431932), (10, 215966), (20, 107983), (83, 26020), (166, 13010), (332, 6505), (415, 5204), (830, 2602), (1301, 1660)]