28655330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2927}}^1$

素因数の和:3034

約数の個数: 32

約数和(自身を含む): 56920320

約数和(自身を除く): 28264990

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 2927, 4895, 5854, 9790, 14635, 29270, 32197, 64394, 160985, 260503, 321970, 521006, 1302515, 2605030, 2865533, 5731066, 14327665, 28655330]

約数ペア:

[(1, 28655330), (2, 14327665), (5, 5731066), (10, 2865533), (11, 2605030), (22, 1302515), (55, 521006), (89, 321970), (110, 260503), (178, 160985), (445, 64394), (890, 32197), (979, 29270), (1958, 14635), (2927, 9790), (4895, 5854)]