39960760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3319}}^1$

素因数の和:3380

約数の個数: 64

約数和(自身を含む): 105177600

約数和(自身を除く): 65216840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1720, 2408, 3010, 3319, 6020, 6638, 12040, 13276, 16595, 23233, 26552, 33190, 46466, 66380, 92932, 116165, 132760, 142717, 185864, 232330, 285434, 464660, 570868, 713585, 929320, 999019, 1141736, 1427170, 1998038, 2854340, 3996076, 4995095, 5708680, 7992152, 9990190, 19980380, 39960760]

約数ペア:

[(1, 39960760), (2, 19980380), (4, 9990190), (5, 7992152), (7, 5708680), (8, 4995095), (10, 3996076), (14, 2854340), (20, 1998038), (28, 1427170), (35, 1141736), (40, 999019), (43, 929320), (56, 713585), (70, 570868), (86, 464660), (140, 285434), (172, 232330), (215, 185864), (280, 142717), (301, 132760), (344, 116165), (430, 92932), (602, 66380), (860, 46466), (1204, 33190), (1505, 26552), (1720, 23233), (2408, 16595), (3010, 13276), (3319, 12040), (6020, 6638)]