39449920

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:168

約数の個数: 112

約数和(自身を含む): 99779328

約数和(自身を除く): 60329408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 47, 61, 64, 80, 86, 94, 122, 160, 172, 188, 215, 235, 244, 305, 320, 344, 376, 430, 470, 488, 610, 688, 752, 860, 940, 976, 1220, 1376, 1504, 1720, 1880, 1952, 2021, 2440, 2623, 2752, 2867, 3008, 3440, 3760, 3904, 4042, 4880, 5246, 5734, 6880, 7520, 8084, 9760, 10105, 10492, 11468, 13115, 13760, 14335, 15040, 16168, 19520, 20210, 20984, 22936, 26230, 28670, 32336, 40420, 41968, 45872, 52460, 57340, 64672, 80840, 83936, 91744, 104920, 114680, 123281, 129344, 161680, 167872, 183488, 209840, 229360, 246562, 323360, 419680, 458720, 493124, 616405, 646720, 839360, 917440, 986248, 1232810, 1972496, 2465620, 3944992, 4931240, 7889984, 9862480, 19724960, 39449920]

約数ペア:

[(1, 39449920), (2, 19724960), (4, 9862480), (5, 7889984), (8, 4931240), (10, 3944992), (16, 2465620), (20, 1972496), (32, 1232810), (40, 986248), (43, 917440), (47, 839360), (61, 646720), (64, 616405), (80, 493124), (86, 458720), (94, 419680), (122, 323360), (160, 246562), (172, 229360), (188, 209840), (215, 183488), (235, 167872), (244, 161680), (305, 129344), (320, 123281), (344, 114680), (376, 104920), (430, 91744), (470, 83936), (488, 80840), (610, 64672), (688, 57340), (752, 52460), (860, 45872), (940, 41968), (976, 40420), (1220, 32336), (1376, 28670), (1504, 26230), (1720, 22936), (1880, 20984), (1952, 20210), (2021, 19520), (2440, 16168), (2623, 15040), (2752, 14335), (2867, 13760), (3008, 13115), (3440, 11468), (3760, 10492), (3904, 10105), (4042, 9760), (4880, 8084), (5246, 7520), (5734, 6880)]