38366720

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{2141}}^1$

素因数の和:2171

約数の個数: 80

約数和(自身を含む): 105180768

約数和(自身を除く): 66814048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2141, 2240, 2560, 3584, 4282, 4480, 8564, 8960, 10705, 14987, 17128, 17920, 21410, 29974, 34256, 42820, 59948, 68512, 74935, 85640, 119896, 137024, 149870, 171280, 239792, 274048, 299740, 342560, 479584, 548096, 599480, 685120, 959168, 1096192, 1198960, 1370240, 1918336, 2397920, 2740480, 3836672, 4795840, 5480960, 7673344, 9591680, 19183360, 38366720]

約数ペア:

[(1, 38366720), (2, 19183360), (4, 9591680), (5, 7673344), (7, 5480960), (8, 4795840), (10, 3836672), (14, 2740480), (16, 2397920), (20, 1918336), (28, 1370240), (32, 1198960), (35, 1096192), (40, 959168), (56, 685120), (64, 599480), (70, 548096), (80, 479584), (112, 342560), (128, 299740), (140, 274048), (160, 239792), (224, 171280), (256, 149870), (280, 137024), (320, 119896), (448, 85640), (512, 74935), (560, 68512), (640, 59948), (896, 42820), (1120, 34256), (1280, 29974), (1792, 21410), (2141, 17920), (2240, 17128), (2560, 14987), (3584, 10705), (4282, 8960), (4480, 8564)]