2415640

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{461}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 5488560

約数和(自身を除く): 3072920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 461, 524, 655, 922, 1048, 1310, 1844, 2305, 2620, 3688, 4610, 5240, 9220, 18440, 60391, 120782, 241564, 301955, 483128, 603910, 1207820, 2415640]

約数ペア:

[(1, 2415640), (2, 1207820), (4, 603910), (5, 483128), (8, 301955), (10, 241564), (20, 120782), (40, 60391), (131, 18440), (262, 9220), (461, 5240), (524, 4610), (655, 3688), (922, 2620), (1048, 2305), (1310, 1844)]