19824840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{7867}}^1$

素因数の和:7891

約数の個数: 96

約数和(自身を含む): 73644480

約数和(自身を除く): 53819640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 7867, 15734, 23601, 31468, 39335, 47202, 55069, 62936, 70803, 78670, 94404, 110138, 118005, 141606, 157340, 165207, 188808, 220276, 236010, 275345, 283212, 314680, 330414, 354015, 440552, 472020, 495621, 550690, 566424, 660828, 708030, 826035, 944040, 991242, 1101380, 1321656, 1416060, 1652070, 1982484, 2202760, 2478105, 2832120, 3304140, 3964968, 4956210, 6608280, 9912420, 19824840]

約数ペア:

[(1, 19824840), (2, 9912420), (3, 6608280), (4, 4956210), (5, 3964968), (6, 3304140), (7, 2832120), (8, 2478105), (9, 2202760), (10, 1982484), (12, 1652070), (14, 1416060), (15, 1321656), (18, 1101380), (20, 991242), (21, 944040), (24, 826035), (28, 708030), (30, 660828), (35, 566424), (36, 550690), (40, 495621), (42, 472020), (45, 440552), (56, 354015), (60, 330414), (63, 314680), (70, 283212), (72, 275345), (84, 236010), (90, 220276), (105, 188808), (120, 165207), (126, 157340), (140, 141606), (168, 118005), (180, 110138), (210, 94404), (252, 78670), (280, 70803), (315, 62936), (360, 55069), (420, 47202), (504, 39335), (630, 31468), (840, 23601), (1260, 15734), (2520, 7867)]