245305220

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{1601}}^1$

素因数の和:1820

約数の個数: 48

約数和(自身を含む): 529659648

約数和(自身を除く): 284354428

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 163, 188, 235, 326, 470, 652, 815, 940, 1601, 1630, 3202, 3260, 6404, 7661, 8005, 15322, 16010, 30644, 32020, 38305, 75247, 76610, 150494, 153220, 260963, 300988, 376235, 521926, 752470, 1043852, 1304815, 1504940, 2609630, 5219260, 12265261, 24530522, 49061044, 61326305, 122652610, 245305220]

約数ペア:

[(1, 245305220), (2, 122652610), (4, 61326305), (5, 49061044), (10, 24530522), (20, 12265261), (47, 5219260), (94, 2609630), (163, 1504940), (188, 1304815), (235, 1043852), (326, 752470), (470, 521926), (652, 376235), (815, 300988), (940, 260963), (1601, 153220), (1630, 150494), (3202, 76610), (3260, 75247), (6404, 38305), (7661, 32020), (8005, 30644), (15322, 16010)]