5408778820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{37967}}^1$

素因数の和:38412

約数の個数: 48

約数和(自身を含む): 12055599360

約数和(自身を除く): 6646820540

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 419, 838, 1676, 2095, 4190, 7123, 8380, 14246, 28492, 35615, 37967, 71230, 75934, 142460, 151868, 189835, 379670, 645439, 759340, 1290878, 2581756, 3227195, 6454390, 12908780, 15908173, 31816346, 63632692, 79540865, 159081730, 270438941, 318163460, 540877882, 1081755764, 1352194705, 2704389410, 5408778820]

約数ペア:

[(1, 5408778820), (2, 2704389410), (4, 1352194705), (5, 1081755764), (10, 540877882), (17, 318163460), (20, 270438941), (34, 159081730), (68, 79540865), (85, 63632692), (170, 31816346), (340, 15908173), (419, 12908780), (838, 6454390), (1676, 3227195), (2095, 2581756), (4190, 1290878), (7123, 759340), (8380, 645439), (14246, 379670), (28492, 189835), (35615, 151868), (37967, 142460), (71230, 75934)]