20174006960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{883}}^1\times {\mathrm{15031}}^1$

素因数の和:15946

約数の個数: 80

約数和(自身を含む): 49432431360

約数和(自身を除く): 29258424400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 883, 1520, 1766, 3532, 4415, 7064, 8830, 14128, 15031, 16777, 17660, 30062, 33554, 35320, 60124, 67108, 70640, 75155, 83885, 120248, 134216, 150310, 167770, 240496, 268432, 285589, 300620, 335540, 571178, 601240, 671080, 1142356, 1202480, 1342160, 1427945, 2284712, 2855890, 4569424, 5711780, 11423560, 13272373, 22847120, 26544746, 53089492, 66361865, 106178984, 132723730, 212357968, 252175087, 265447460, 504350174, 530894920, 1008700348, 1061789840, 1260875435, 2017400696, 2521750870, 4034801392, 5043501740, 10087003480, 20174006960]

約数ペア:

[(1, 20174006960), (2, 10087003480), (4, 5043501740), (5, 4034801392), (8, 2521750870), (10, 2017400696), (16, 1260875435), (19, 1061789840), (20, 1008700348), (38, 530894920), (40, 504350174), (76, 265447460), (80, 252175087), (95, 212357968), (152, 132723730), (190, 106178984), (304, 66361865), (380, 53089492), (760, 26544746), (883, 22847120), (1520, 13272373), (1766, 11423560), (3532, 5711780), (4415, 4569424), (7064, 2855890), (8830, 2284712), (14128, 1427945), (15031, 1342160), (16777, 1202480), (17660, 1142356), (30062, 671080), (33554, 601240), (35320, 571178), (60124, 335540), (67108, 300620), (70640, 285589), (75155, 268432), (83885, 240496), (120248, 167770), (134216, 150310)]