173170940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{4259}}^1$

素因数の和:4394

約数の個数: 48

約数和(自身を含む): 386467200

約数和(自身を除く): 213296260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 214, 380, 428, 535, 1070, 2033, 2140, 4066, 4259, 8132, 8518, 10165, 17036, 20330, 21295, 40660, 42590, 80921, 85180, 161842, 323684, 404605, 455713, 809210, 911426, 1618420, 1822852, 2278565, 4557130, 8658547, 9114260, 17317094, 34634188, 43292735, 86585470, 173170940]

約数ペア:

[(1, 173170940), (2, 86585470), (4, 43292735), (5, 34634188), (10, 17317094), (19, 9114260), (20, 8658547), (38, 4557130), (76, 2278565), (95, 1822852), (107, 1618420), (190, 911426), (214, 809210), (380, 455713), (428, 404605), (535, 323684), (1070, 161842), (2033, 85180), (2140, 80921), (4066, 42590), (4259, 40660), (8132, 21295), (8518, 20330), (10165, 17036)]