38049320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 89959680

約数和(自身を除く): 51910360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 47, 74, 94, 148, 185, 188, 235, 296, 370, 376, 470, 547, 740, 940, 1094, 1480, 1739, 1880, 2188, 2735, 3478, 4376, 5470, 6956, 8695, 10940, 13912, 17390, 20239, 21880, 25709, 34780, 40478, 51418, 69560, 80956, 101195, 102836, 128545, 161912, 202390, 205672, 257090, 404780, 514180, 809560, 951233, 1028360, 1902466, 3804932, 4756165, 7609864, 9512330, 19024660, 38049320]

約数ペア:

[(1, 38049320), (2, 19024660), (4, 9512330), (5, 7609864), (8, 4756165), (10, 3804932), (20, 1902466), (37, 1028360), (40, 951233), (47, 809560), (74, 514180), (94, 404780), (148, 257090), (185, 205672), (188, 202390), (235, 161912), (296, 128545), (370, 102836), (376, 101195), (470, 80956), (547, 69560), (740, 51418), (940, 40478), (1094, 34780), (1480, 25709), (1739, 21880), (1880, 20239), (2188, 17390), (2735, 13912), (3478, 10940), (4376, 8695), (5470, 6956)]