13065040

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{829}}^1$

素因数の和:1039

約数の個数: 40

約数和(自身を含む): 30567240

約数和(自身を除く): 17502200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 829, 985, 1576, 1658, 1970, 3152, 3316, 3940, 4145, 6632, 7880, 8290, 13264, 15760, 16580, 33160, 66320, 163313, 326626, 653252, 816565, 1306504, 1633130, 2613008, 3266260, 6532520, 13065040]

約数ペア:

[(1, 13065040), (2, 6532520), (4, 3266260), (5, 2613008), (8, 1633130), (10, 1306504), (16, 816565), (20, 653252), (40, 326626), (80, 163313), (197, 66320), (394, 33160), (788, 16580), (829, 15760), (985, 13264), (1576, 8290), (1658, 7880), (1970, 6632), (3152, 4145), (3316, 3940)]