39801040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 97993728

約数和(自身を除く): 58192688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 97, 115, 184, 194, 223, 230, 368, 388, 446, 460, 485, 776, 892, 920, 970, 1115, 1552, 1784, 1840, 1940, 2230, 2231, 3568, 3880, 4460, 4462, 5129, 7760, 8920, 8924, 10258, 11155, 17840, 17848, 20516, 21631, 22310, 25645, 35696, 41032, 43262, 44620, 51290, 82064, 86524, 89240, 102580, 108155, 173048, 178480, 205160, 216310, 346096, 410320, 432620, 497513, 865240, 995026, 1730480, 1990052, 2487565, 3980104, 4975130, 7960208, 9950260, 19900520, 39801040]

約数ペア:

[(1, 39801040), (2, 19900520), (4, 9950260), (5, 7960208), (8, 4975130), (10, 3980104), (16, 2487565), (20, 1990052), (23, 1730480), (40, 995026), (46, 865240), (80, 497513), (92, 432620), (97, 410320), (115, 346096), (184, 216310), (194, 205160), (223, 178480), (230, 173048), (368, 108155), (388, 102580), (446, 89240), (460, 86524), (485, 82064), (776, 51290), (892, 44620), (920, 43262), (970, 41032), (1115, 35696), (1552, 25645), (1784, 22310), (1840, 21631), (1940, 20516), (2230, 17848), (2231, 17840), (3568, 11155), (3880, 10258), (4460, 8924), (4462, 8920), (5129, 7760)]