12956480

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2167

約数の個数: 56

約数和(自身を含む): 32491680

約数和(自身を除く): 19535200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 2131, 3040, 4262, 6080, 8524, 10655, 17048, 21310, 34096, 40489, 42620, 68192, 80978, 85240, 136384, 161956, 170480, 202445, 323912, 340960, 404890, 647824, 681920, 809780, 1295648, 1619560, 2591296, 3239120, 6478240, 12956480]

約数ペア:

[(1, 12956480), (2, 6478240), (4, 3239120), (5, 2591296), (8, 1619560), (10, 1295648), (16, 809780), (19, 681920), (20, 647824), (32, 404890), (38, 340960), (40, 323912), (64, 202445), (76, 170480), (80, 161956), (95, 136384), (152, 85240), (160, 80978), (190, 68192), (304, 42620), (320, 40489), (380, 34096), (608, 21310), (760, 17048), (1216, 10655), (1520, 8524), (2131, 6080), (3040, 4262)]