2019401600

素因数分解:

$2^7\times 5^2\times {\mathrm{127}}^1\times {\mathrm{4969}}^1$

素因数の和:5120

約数の個数: 96

約数和(自身を含む): 5028844800

約数和(自身を除く): 3009443200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 127, 128, 160, 200, 254, 320, 400, 508, 635, 640, 800, 1016, 1270, 1600, 2032, 2540, 3175, 3200, 4064, 4969, 5080, 6350, 8128, 9938, 10160, 12700, 16256, 19876, 20320, 24845, 25400, 39752, 40640, 49690, 50800, 79504, 81280, 99380, 101600, 124225, 159008, 198760, 203200, 248450, 318016, 397520, 406400, 496900, 631063, 636032, 795040, 993800, 1262126, 1590080, 1987600, 2524252, 3155315, 3180160, 3975200, 5048504, 6310630, 7950400, 10097008, 12621260, 15776575, 15900800, 20194016, 25242520, 31553150, 40388032, 50485040, 63106300, 80776064, 100970080, 126212600, 201940160, 252425200, 403880320, 504850400, 1009700800, 2019401600]

約数ペア:

[(1, 2019401600), (2, 1009700800), (4, 504850400), (5, 403880320), (8, 252425200), (10, 201940160), (16, 126212600), (20, 100970080), (25, 80776064), (32, 63106300), (40, 50485040), (50, 40388032), (64, 31553150), (80, 25242520), (100, 20194016), (127, 15900800), (128, 15776575), (160, 12621260), (200, 10097008), (254, 7950400), (320, 6310630), (400, 5048504), (508, 3975200), (635, 3180160), (640, 3155315), (800, 2524252), (1016, 1987600), (1270, 1590080), (1600, 1262126), (2032, 993800), (2540, 795040), (3175, 636032), (3200, 631063), (4064, 496900), (4969, 406400), (5080, 397520), (6350, 318016), (8128, 248450), (9938, 203200), (10160, 198760), (12700, 159008), (16256, 124225), (19876, 101600), (20320, 99380), (24845, 81280), (25400, 79504), (39752, 50800), (40640, 49690)]