30707810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2161}}^1$

素因数の和:2211

約数の個数: 48

約数和(自身を含む): 66546360

約数和(自身を除く): 35838550

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 49, 58, 70, 98, 145, 203, 245, 290, 406, 490, 1015, 1421, 2030, 2161, 2842, 4322, 7105, 10805, 14210, 15127, 21610, 30254, 62669, 75635, 105889, 125338, 151270, 211778, 313345, 438683, 529445, 626690, 877366, 1058890, 2193415, 3070781, 4386830, 6141562, 15353905, 30707810]

約数ペア:

[(1, 30707810), (2, 15353905), (5, 6141562), (7, 4386830), (10, 3070781), (14, 2193415), (29, 1058890), (35, 877366), (49, 626690), (58, 529445), (70, 438683), (98, 313345), (145, 211778), (203, 151270), (245, 125338), (290, 105889), (406, 75635), (490, 62669), (1015, 30254), (1421, 21610), (2030, 15127), (2161, 14210), (2842, 10805), (4322, 7105)]