57343940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{509}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 124407360

約数和(自身を除く): 67063420

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 131, 172, 215, 262, 430, 509, 524, 655, 860, 1018, 1310, 2036, 2545, 2620, 5090, 5633, 10180, 11266, 21887, 22532, 28165, 43774, 56330, 66679, 87548, 109435, 112660, 133358, 218870, 266716, 333395, 437740, 666790, 1333580, 2867197, 5734394, 11468788, 14335985, 28671970, 57343940]

約数ペア:

[(1, 57343940), (2, 28671970), (4, 14335985), (5, 11468788), (10, 5734394), (20, 2867197), (43, 1333580), (86, 666790), (131, 437740), (172, 333395), (215, 266716), (262, 218870), (430, 133358), (509, 112660), (524, 109435), (655, 87548), (860, 66679), (1018, 56330), (1310, 43774), (2036, 28165), (2545, 22532), (2620, 21887), (5090, 11266), (5633, 10180)]