1820454910

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{6269}}^1$

素因数の和:6756

約数の個数: 32

約数和(自身を含む): 3331627200

約数和(自身を除く): 1511172290

約数列:

[1, 2, 5, 10, 71, 142, 355, 409, 710, 818, 2045, 4090, 6269, 12538, 29039, 31345, 58078, 62690, 145195, 290390, 445099, 890198, 2225495, 2564021, 4450990, 5128042, 12820105, 25640210, 182045491, 364090982, 910227455, 1820454910]

約数ペア:

[(1, 1820454910), (2, 910227455), (5, 364090982), (10, 182045491), (71, 25640210), (142, 12820105), (355, 5128042), (409, 4450990), (710, 2564021), (818, 2225495), (2045, 890198), (4090, 445099), (6269, 290390), (12538, 145195), (29039, 62690), (31345, 58078)]