19858080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3761}}^1$

素因数の和:3790

約数の個数: 96

約数和(自身を含む): 68257728

約数和(自身を除く): 48399648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 3761, 5280, 7522, 11283, 15044, 18805, 22566, 30088, 37610, 41371, 45132, 56415, 60176, 75220, 82742, 90264, 112830, 120352, 124113, 150440, 165484, 180528, 206855, 225660, 248226, 300880, 330968, 361056, 413710, 451320, 496452, 601760, 620565, 661936, 827420, 902640, 992904, 1241130, 1323872, 1654840, 1805280, 1985808, 2482260, 3309680, 3971616, 4964520, 6619360, 9929040, 19858080]

約数ペア:

[(1, 19858080), (2, 9929040), (3, 6619360), (4, 4964520), (5, 3971616), (6, 3309680), (8, 2482260), (10, 1985808), (11, 1805280), (12, 1654840), (15, 1323872), (16, 1241130), (20, 992904), (22, 902640), (24, 827420), (30, 661936), (32, 620565), (33, 601760), (40, 496452), (44, 451320), (48, 413710), (55, 361056), (60, 330968), (66, 300880), (80, 248226), (88, 225660), (96, 206855), (110, 180528), (120, 165484), (132, 150440), (160, 124113), (165, 120352), (176, 112830), (220, 90264), (240, 82742), (264, 75220), (330, 60176), (352, 56415), (440, 45132), (480, 41371), (528, 37610), (660, 30088), (880, 22566), (1056, 18805), (1320, 15044), (1760, 11283), (2640, 7522), (3761, 5280)]