38530520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 107274240

約数和(自身を除く): 68743720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 92, 115, 124, 140, 155, 161, 184, 193, 217, 230, 248, 280, 310, 322, 386, 434, 460, 620, 644, 713, 772, 805, 868, 920, 965, 1085, 1240, 1288, 1351, 1426, 1544, 1610, 1736, 1930, 2170, 2702, 2852, 3220, 3565, 3860, 4340, 4439, 4991, 5404, 5704, 5983, 6440, 6755, 7130, 7720, 8680, 8878, 9982, 10808, 11966, 13510, 14260, 17756, 19964, 22195, 23932, 24955, 27020, 28520, 29915, 31073, 35512, 39928, 41881, 44390, 47864, 49910, 54040, 59830, 62146, 83762, 88780, 99820, 119660, 124292, 137609, 155365, 167524, 177560, 199640, 209405, 239320, 248584, 275218, 310730, 335048, 418810, 550436, 621460, 688045, 837620, 963263, 1100872, 1242920, 1376090, 1675240, 1926526, 2752180, 3853052, 4816315, 5504360, 7706104, 9632630, 19265260, 38530520]

約数ペア:

[(1, 38530520), (2, 19265260), (4, 9632630), (5, 7706104), (7, 5504360), (8, 4816315), (10, 3853052), (14, 2752180), (20, 1926526), (23, 1675240), (28, 1376090), (31, 1242920), (35, 1100872), (40, 963263), (46, 837620), (56, 688045), (62, 621460), (70, 550436), (92, 418810), (115, 335048), (124, 310730), (140, 275218), (155, 248584), (161, 239320), (184, 209405), (193, 199640), (217, 177560), (230, 167524), (248, 155365), (280, 137609), (310, 124292), (322, 119660), (386, 99820), (434, 88780), (460, 83762), (620, 62146), (644, 59830), (713, 54040), (772, 49910), (805, 47864), (868, 44390), (920, 41881), (965, 39928), (1085, 35512), (1240, 31073), (1288, 29915), (1351, 28520), (1426, 27020), (1544, 24955), (1610, 23932), (1736, 22195), (1930, 19964), (2170, 17756), (2702, 14260), (2852, 13510), (3220, 11966), (3565, 10808), (3860, 9982), (4340, 8878), (4439, 8680), (4991, 7720), (5404, 7130), (5704, 6755), (5983, 6440)]