2989774760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{34781}}^1$

素因数の和:35106

約数の個数: 64

約数和(自身を含む): 7713256320

約数和(自身を除く): 4723481560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 307, 614, 1228, 1535, 2149, 2456, 3070, 4298, 6140, 8596, 10745, 12280, 17192, 21490, 34781, 42980, 69562, 85960, 139124, 173905, 243467, 278248, 347810, 486934, 695620, 973868, 1217335, 1391240, 1947736, 2434670, 4869340, 9738680, 10677767, 21355534, 42711068, 53388835, 74744369, 85422136, 106777670, 149488738, 213555340, 298977476, 373721845, 427110680, 597954952, 747443690, 1494887380, 2989774760]

約数ペア:

[(1, 2989774760), (2, 1494887380), (4, 747443690), (5, 597954952), (7, 427110680), (8, 373721845), (10, 298977476), (14, 213555340), (20, 149488738), (28, 106777670), (35, 85422136), (40, 74744369), (56, 53388835), (70, 42711068), (140, 21355534), (280, 10677767), (307, 9738680), (614, 4869340), (1228, 2434670), (1535, 1947736), (2149, 1391240), (2456, 1217335), (3070, 973868), (4298, 695620), (6140, 486934), (8596, 347810), (10745, 278248), (12280, 243467), (17192, 173905), (21490, 139124), (34781, 85960), (42980, 69562)]