26425580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{353}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 58877280

約数和(自身を除く): 32451700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 197, 353, 380, 394, 706, 788, 985, 1412, 1765, 1970, 3530, 3743, 3940, 6707, 7060, 7486, 13414, 14972, 18715, 26828, 33535, 37430, 67070, 69541, 74860, 134140, 139082, 278164, 347705, 695410, 1321279, 1390820, 2642558, 5285116, 6606395, 13212790, 26425580]

約数ペア:

[(1, 26425580), (2, 13212790), (4, 6606395), (5, 5285116), (10, 2642558), (19, 1390820), (20, 1321279), (38, 695410), (76, 347705), (95, 278164), (190, 139082), (197, 134140), (353, 74860), (380, 69541), (394, 67070), (706, 37430), (788, 33535), (985, 26828), (1412, 18715), (1765, 14972), (1970, 13414), (3530, 7486), (3743, 7060), (3940, 6707)]