19106940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:259

約数の個数: 96

約数和(自身を含む): 56448000

約数和(自身を除く): 37341060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 79, 87, 116, 139, 145, 158, 174, 237, 278, 290, 316, 348, 395, 417, 435, 474, 556, 580, 695, 790, 834, 870, 948, 1185, 1390, 1580, 1668, 1740, 2085, 2291, 2370, 2780, 4031, 4170, 4582, 4740, 6873, 8062, 8340, 9164, 10981, 11455, 12093, 13746, 16124, 20155, 21962, 22910, 24186, 27492, 32943, 34365, 40310, 43924, 45820, 48372, 54905, 60465, 65886, 68730, 80620, 109810, 120930, 131772, 137460, 164715, 219620, 241860, 318449, 329430, 636898, 658860, 955347, 1273796, 1592245, 1910694, 3184490, 3821388, 4776735, 6368980, 9553470, 19106940]

約数ペア:

[(1, 19106940), (2, 9553470), (3, 6368980), (4, 4776735), (5, 3821388), (6, 3184490), (10, 1910694), (12, 1592245), (15, 1273796), (20, 955347), (29, 658860), (30, 636898), (58, 329430), (60, 318449), (79, 241860), (87, 219620), (116, 164715), (139, 137460), (145, 131772), (158, 120930), (174, 109810), (237, 80620), (278, 68730), (290, 65886), (316, 60465), (348, 54905), (395, 48372), (417, 45820), (435, 43924), (474, 40310), (556, 34365), (580, 32943), (695, 27492), (790, 24186), (834, 22910), (870, 21962), (948, 20155), (1185, 16124), (1390, 13746), (1580, 12093), (1668, 11455), (1740, 10981), (2085, 9164), (2291, 8340), (2370, 8062), (2780, 6873), (4031, 4740), (4170, 4582)]