2017128820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1217}}^1\times {\mathrm{11839}}^1$

素因数の和:13072

約数の個数: 48

約数和(自身を含む): 4845496320

約数和(自身を除く): 2828367500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1217, 2434, 4868, 6085, 8519, 11839, 12170, 17038, 23678, 24340, 34076, 42595, 47356, 59195, 82873, 85190, 118390, 165746, 170380, 236780, 331492, 414365, 828730, 1657460, 14408063, 28816126, 57632252, 72040315, 100856441, 144080630, 201712882, 288161260, 403425764, 504282205, 1008564410, 2017128820]

約数ペア:

[(1, 2017128820), (2, 1008564410), (4, 504282205), (5, 403425764), (7, 288161260), (10, 201712882), (14, 144080630), (20, 100856441), (28, 72040315), (35, 57632252), (70, 28816126), (140, 14408063), (1217, 1657460), (2434, 828730), (4868, 414365), (6085, 331492), (8519, 236780), (11839, 170380), (12170, 165746), (17038, 118390), (23678, 85190), (24340, 82873), (34076, 59195), (42595, 47356)]