2974960

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{907}}^1$

素因数の和:961

約数の個数: 40

約数和(自身を含む): 7093296

約数和(自身を除く): 4118336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 907, 1640, 1814, 3280, 3628, 4535, 7256, 9070, 14512, 18140, 36280, 37187, 72560, 74374, 148748, 185935, 297496, 371870, 594992, 743740, 1487480, 2974960]

約数ペア:

[(1, 2974960), (2, 1487480), (4, 743740), (5, 594992), (8, 371870), (10, 297496), (16, 185935), (20, 148748), (40, 74374), (41, 72560), (80, 37187), (82, 36280), (164, 18140), (205, 14512), (328, 9070), (410, 7256), (656, 4535), (820, 3628), (907, 3280), (1640, 1814)]