776688460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{1493}}^1$

素因数の和:1595

約数の個数: 72

約数和(自身を含む): 1765728720

約数和(自身を除く): 989040260

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1369, 1406, 1493, 2738, 2812, 2986, 3515, 5476, 5972, 6845, 7030, 7465, 13690, 14060, 14930, 26011, 27380, 28367, 29860, 52022, 55241, 56734, 104044, 110482, 113468, 130055, 141835, 220964, 260110, 276205, 283670, 520220, 552410, 567340, 1049579, 1104820, 2043917, 2099158, 4087834, 4198316, 5247895, 8175668, 10219585, 10495790, 20439170, 20991580, 38834423, 40878340, 77668846, 155337692, 194172115, 388344230, 776688460]

約数ペア:

[(1, 776688460), (2, 388344230), (4, 194172115), (5, 155337692), (10, 77668846), (19, 40878340), (20, 38834423), (37, 20991580), (38, 20439170), (74, 10495790), (76, 10219585), (95, 8175668), (148, 5247895), (185, 4198316), (190, 4087834), (370, 2099158), (380, 2043917), (703, 1104820), (740, 1049579), (1369, 567340), (1406, 552410), (1493, 520220), (2738, 283670), (2812, 276205), (2986, 260110), (3515, 220964), (5476, 141835), (5972, 130055), (6845, 113468), (7030, 110482), (7465, 104044), (13690, 56734), (14060, 55241), (14930, 52022), (26011, 29860), (27380, 28367)]