20896650

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{673}}^1$

素因数の和:717

約数の個数: 96

約数和(自身を含む): 60174720

約数和(自身を除く): 39278070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 27, 30, 45, 46, 50, 54, 69, 75, 90, 115, 135, 138, 150, 207, 225, 230, 270, 345, 414, 450, 575, 621, 673, 675, 690, 1035, 1150, 1242, 1346, 1350, 1725, 2019, 2070, 3105, 3365, 3450, 4038, 5175, 6057, 6210, 6730, 10095, 10350, 12114, 15479, 15525, 16825, 18171, 20190, 30285, 30958, 31050, 33650, 36342, 46437, 50475, 60570, 77395, 90855, 92874, 100950, 139311, 151425, 154790, 181710, 232185, 278622, 302850, 386975, 417933, 454275, 464370, 696555, 773950, 835866, 908550, 1160925, 1393110, 2089665, 2321850, 3482775, 4179330, 6965550, 10448325, 20896650]

約数ペア:

[(1, 20896650), (2, 10448325), (3, 6965550), (5, 4179330), (6, 3482775), (9, 2321850), (10, 2089665), (15, 1393110), (18, 1160925), (23, 908550), (25, 835866), (27, 773950), (30, 696555), (45, 464370), (46, 454275), (50, 417933), (54, 386975), (69, 302850), (75, 278622), (90, 232185), (115, 181710), (135, 154790), (138, 151425), (150, 139311), (207, 100950), (225, 92874), (230, 90855), (270, 77395), (345, 60570), (414, 50475), (450, 46437), (575, 36342), (621, 33650), (673, 31050), (675, 30958), (690, 30285), (1035, 20190), (1150, 18171), (1242, 16825), (1346, 15525), (1350, 15479), (1725, 12114), (2019, 10350), (2070, 10095), (3105, 6730), (3365, 6210), (3450, 6057), (4038, 5175)]