21775560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2297}}^1$

素因数の和:2390

約数の個数: 64

約数和(自身を含む): 66182400

約数和(自身を除く): 44406840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2297, 2370, 3160, 4594, 4740, 6891, 9188, 9480, 11485, 13782, 18376, 22970, 27564, 34455, 45940, 55128, 68910, 91880, 137820, 181463, 275640, 362926, 544389, 725852, 907315, 1088778, 1451704, 1814630, 2177556, 2721945, 3629260, 4355112, 5443890, 7258520, 10887780, 21775560]

約数ペア:

[(1, 21775560), (2, 10887780), (3, 7258520), (4, 5443890), (5, 4355112), (6, 3629260), (8, 2721945), (10, 2177556), (12, 1814630), (15, 1451704), (20, 1088778), (24, 907315), (30, 725852), (40, 544389), (60, 362926), (79, 275640), (120, 181463), (158, 137820), (237, 91880), (316, 68910), (395, 55128), (474, 45940), (632, 34455), (790, 27564), (948, 22970), (1185, 18376), (1580, 13782), (1896, 11485), (2297, 9480), (2370, 9188), (3160, 6891), (4594, 4740)]