1995762890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{625631}}^1$

素因数の和:625678

約数の個数: 32

約数和(自身を含む): 4054095360

約数和(自身を除く): 2058332470

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 625631, 1251262, 3128155, 6256310, 6881941, 13763882, 18143299, 34409705, 36286598, 68819410, 90716495, 181432990, 199576289, 399152578, 997881445, 1995762890]

約数ペア:

[(1, 1995762890), (2, 997881445), (5, 399152578), (10, 199576289), (11, 181432990), (22, 90716495), (29, 68819410), (55, 36286598), (58, 34409705), (110, 18143299), (145, 13763882), (290, 6881941), (319, 6256310), (638, 3128155), (1595, 1251262), (3190, 625631)]