66895220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{477823}}^1$

素因数の和:477839

約数の個数: 24

約数和(自身を含む): 160548864

約数和(自身を除く): 93653644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 477823, 955646, 1911292, 2389115, 3344761, 4778230, 6689522, 9556460, 13379044, 16723805, 33447610, 66895220]

約数ペア:

[(1, 66895220), (2, 33447610), (4, 16723805), (5, 13379044), (7, 9556460), (10, 6689522), (14, 4778230), (20, 3344761), (28, 2389115), (35, 1911292), (70, 955646), (140, 477823)]