19366982960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1439}}^1\times {\mathrm{12941}}^1$

素因数の和:14406

約数の個数: 80

約数和(自身を含む): 48529393920

約数和(自身を除く): 29162410960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1439, 2878, 5756, 7195, 11512, 12941, 14390, 18707, 23024, 25882, 28780, 37414, 51764, 57560, 64705, 74828, 93535, 103528, 115120, 129410, 149656, 168233, 187070, 207056, 258820, 299312, 336466, 374140, 517640, 672932, 748280, 841165, 1035280, 1345864, 1496560, 1682330, 2691728, 3364660, 6729320, 13458640, 18622099, 37244198, 74488396, 93110495, 148976792, 186220990, 242087287, 297953584, 372441980, 484174574, 744883960, 968349148, 1210436435, 1489767920, 1936698296, 2420872870, 3873396592, 4841745740, 9683491480, 19366982960]

約数ペア:

[(1, 19366982960), (2, 9683491480), (4, 4841745740), (5, 3873396592), (8, 2420872870), (10, 1936698296), (13, 1489767920), (16, 1210436435), (20, 968349148), (26, 744883960), (40, 484174574), (52, 372441980), (65, 297953584), (80, 242087287), (104, 186220990), (130, 148976792), (208, 93110495), (260, 74488396), (520, 37244198), (1040, 18622099), (1439, 13458640), (2878, 6729320), (5756, 3364660), (7195, 2691728), (11512, 1682330), (12941, 1496560), (14390, 1345864), (18707, 1035280), (23024, 841165), (25882, 748280), (28780, 672932), (37414, 517640), (51764, 374140), (57560, 336466), (64705, 299312), (74828, 258820), (93535, 207056), (103528, 187070), (115120, 168233), (129410, 149656)]