20212790970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1069}}^1\times {\mathrm{2053}}^1$

素因数の和:3439

約数の個数: 64

約数和(自身を含む): 48737969280

約数和(自身を除く): 28525178310

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 307, 614, 921, 1069, 1535, 1842, 2053, 2138, 3070, 3207, 4106, 4605, 5345, 6159, 6414, 9210, 10265, 10690, 12318, 16035, 20530, 30795, 32070, 61590, 328183, 630271, 656366, 984549, 1260542, 1640915, 1890813, 1969098, 2194657, 3151355, 3281830, 3781626, 4389314, 4922745, 6302710, 6583971, 9454065, 9845490, 10973285, 13167942, 18908130, 21946570, 32919855, 65839710, 673759699, 1347519398, 2021279097, 3368798495, 4042558194, 6737596990, 10106395485, 20212790970]

約数ペア:

[(1, 20212790970), (2, 10106395485), (3, 6737596990), (5, 4042558194), (6, 3368798495), (10, 2021279097), (15, 1347519398), (30, 673759699), (307, 65839710), (614, 32919855), (921, 21946570), (1069, 18908130), (1535, 13167942), (1842, 10973285), (2053, 9845490), (2138, 9454065), (3070, 6583971), (3207, 6302710), (4106, 4922745), (4605, 4389314), (5345, 3781626), (6159, 3281830), (6414, 3151355), (9210, 2194657), (10265, 1969098), (10690, 1890813), (12318, 1640915), (16035, 1260542), (20530, 984549), (30795, 656366), (32070, 630271), (61590, 328183)]