38452820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{787}}^1$

素因数の和:1152

約数の個数: 48

約数和(自身を含む): 92668800

約数和(自身を除く): 54215980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 349, 698, 787, 1396, 1574, 1745, 2443, 3148, 3490, 3935, 4886, 5509, 6980, 7870, 9772, 11018, 12215, 15740, 22036, 24430, 27545, 48860, 55090, 110180, 274663, 549326, 1098652, 1373315, 1922641, 2746630, 3845282, 5493260, 7690564, 9613205, 19226410, 38452820]

約数ペア:

[(1, 38452820), (2, 19226410), (4, 9613205), (5, 7690564), (7, 5493260), (10, 3845282), (14, 2746630), (20, 1922641), (28, 1373315), (35, 1098652), (70, 549326), (140, 274663), (349, 110180), (698, 55090), (787, 48860), (1396, 27545), (1574, 24430), (1745, 22036), (2443, 15740), (3148, 12215), (3490, 11018), (3935, 9772), (4886, 7870), (5509, 6980)]