20564070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29803}}^1$

素因数の和:29836

約数の個数: 32

約数和(自身を含む): 51501312

約数和(自身を除く): 30937242

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 29803, 59606, 89409, 149015, 178818, 298030, 447045, 685469, 894090, 1370938, 2056407, 3427345, 4112814, 6854690, 10282035, 20564070]

約数ペア:

[(1, 20564070), (2, 10282035), (3, 6854690), (5, 4112814), (6, 3427345), (10, 2056407), (15, 1370938), (23, 894090), (30, 685469), (46, 447045), (69, 298030), (115, 178818), (138, 149015), (230, 89409), (345, 59606), (690, 29803)]