2247691940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1549}}^1\times {\mathrm{5581}}^1$

素因数の和:7152

約数の個数: 48

約数和(自身を含む): 5087434800

約数和(自身を除く): 2839742860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1549, 3098, 5581, 6196, 7745, 11162, 15490, 20137, 22324, 27905, 30980, 40274, 55810, 72553, 80548, 100685, 111620, 145106, 201370, 290212, 362765, 402740, 725530, 1451060, 8644969, 17289938, 34579876, 43224845, 86449690, 112384597, 172899380, 224769194, 449538388, 561922985, 1123845970, 2247691940]

約数ペア:

[(1, 2247691940), (2, 1123845970), (4, 561922985), (5, 449538388), (10, 224769194), (13, 172899380), (20, 112384597), (26, 86449690), (52, 43224845), (65, 34579876), (130, 17289938), (260, 8644969), (1549, 1451060), (3098, 725530), (5581, 402740), (6196, 362765), (7745, 290212), (11162, 201370), (15490, 145106), (20137, 111620), (22324, 100685), (27905, 80548), (30980, 72553), (40274, 55810)]