1903020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 6386688

約数和(自身を除く): 4483668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 197, 210, 230, 276, 322, 345, 394, 420, 460, 483, 591, 644, 690, 788, 805, 966, 985, 1182, 1379, 1380, 1610, 1932, 1970, 2364, 2415, 2758, 2955, 3220, 3940, 4137, 4531, 4830, 5516, 5910, 6895, 8274, 9062, 9660, 11820, 13593, 13790, 16548, 18124, 20685, 22655, 27186, 27580, 31717, 41370, 45310, 54372, 63434, 67965, 82740, 90620, 95151, 126868, 135930, 158585, 190302, 271860, 317170, 380604, 475755, 634340, 951510, 1903020]

約数ペア:

[(1, 1903020), (2, 951510), (3, 634340), (4, 475755), (5, 380604), (6, 317170), (7, 271860), (10, 190302), (12, 158585), (14, 135930), (15, 126868), (20, 95151), (21, 90620), (23, 82740), (28, 67965), (30, 63434), (35, 54372), (42, 45310), (46, 41370), (60, 31717), (69, 27580), (70, 27186), (84, 22655), (92, 20685), (105, 18124), (115, 16548), (138, 13790), (140, 13593), (161, 11820), (197, 9660), (210, 9062), (230, 8274), (276, 6895), (322, 5910), (345, 5516), (394, 4830), (420, 4531), (460, 4137), (483, 3940), (591, 3220), (644, 2955), (690, 2758), (788, 2415), (805, 2364), (966, 1970), (985, 1932), (1182, 1610), (1379, 1380)]