4071340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2237}}^1$

素因数の和:2266

約数の個数: 48

約数和(自身を含む): 10527552

約数和(自身を除く): 6456212

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 2237, 4474, 8948, 11185, 15659, 22370, 29081, 31318, 44740, 58162, 62636, 78295, 116324, 145405, 156590, 203567, 290810, 313180, 407134, 581620, 814268, 1017835, 2035670, 4071340]

約数ペア:

[(1, 4071340), (2, 2035670), (4, 1017835), (5, 814268), (7, 581620), (10, 407134), (13, 313180), (14, 290810), (20, 203567), (26, 156590), (28, 145405), (35, 116324), (52, 78295), (65, 62636), (70, 58162), (91, 44740), (130, 31318), (140, 29081), (182, 22370), (260, 15659), (364, 11185), (455, 8948), (910, 4474), (1820, 2237)]