39648220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{347}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 86819040

約数和(自身を除く): 47170820

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 197, 290, 347, 394, 580, 694, 788, 985, 1388, 1735, 1970, 3470, 3940, 5713, 6940, 10063, 11426, 20126, 22852, 28565, 40252, 50315, 57130, 68359, 100630, 114260, 136718, 201260, 273436, 341795, 683590, 1367180, 1982411, 3964822, 7929644, 9912055, 19824110, 39648220]

約数ペア:

[(1, 39648220), (2, 19824110), (4, 9912055), (5, 7929644), (10, 3964822), (20, 1982411), (29, 1367180), (58, 683590), (116, 341795), (145, 273436), (197, 201260), (290, 136718), (347, 114260), (394, 100630), (580, 68359), (694, 57130), (788, 50315), (985, 40252), (1388, 28565), (1735, 22852), (1970, 20126), (3470, 11426), (3940, 10063), (5713, 6940)]