19828830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:119

約数の個数: 128

約数和(自身を含む): 58060800

約数和(自身を除く): 38231970

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 47, 49, 70, 82, 94, 98, 105, 123, 141, 147, 205, 210, 235, 245, 246, 282, 287, 294, 329, 343, 410, 470, 490, 574, 615, 658, 686, 705, 735, 861, 987, 1029, 1230, 1410, 1435, 1470, 1645, 1715, 1722, 1927, 1974, 2009, 2058, 2303, 2870, 3290, 3430, 3854, 4018, 4305, 4606, 4935, 5145, 5781, 6027, 6909, 8610, 9635, 9870, 10045, 10290, 11515, 11562, 12054, 13489, 13818, 14063, 16121, 19270, 20090, 23030, 26978, 28126, 28905, 30135, 32242, 34545, 40467, 42189, 48363, 57810, 60270, 67445, 69090, 70315, 80605, 80934, 84378, 94423, 96726, 134890, 140630, 161210, 188846, 202335, 210945, 241815, 283269, 404670, 421890, 472115, 483630, 566538, 660961, 944230, 1321922, 1416345, 1982883, 2832690, 3304805, 3965766, 6609610, 9914415, 19828830]

約数ペア:

[(1, 19828830), (2, 9914415), (3, 6609610), (5, 3965766), (6, 3304805), (7, 2832690), (10, 1982883), (14, 1416345), (15, 1321922), (21, 944230), (30, 660961), (35, 566538), (41, 483630), (42, 472115), (47, 421890), (49, 404670), (70, 283269), (82, 241815), (94, 210945), (98, 202335), (105, 188846), (123, 161210), (141, 140630), (147, 134890), (205, 96726), (210, 94423), (235, 84378), (245, 80934), (246, 80605), (282, 70315), (287, 69090), (294, 67445), (329, 60270), (343, 57810), (410, 48363), (470, 42189), (490, 40467), (574, 34545), (615, 32242), (658, 30135), (686, 28905), (705, 28126), (735, 26978), (861, 23030), (987, 20090), (1029, 19270), (1230, 16121), (1410, 14063), (1435, 13818), (1470, 13489), (1645, 12054), (1715, 11562), (1722, 11515), (1927, 10290), (1974, 10045), (2009, 9870), (2058, 9635), (2303, 8610), (2870, 6909), (3290, 6027), (3430, 5781), (3854, 5145), (4018, 4935), (4305, 4606)]