40066780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2111}}^1$

素因数の和:2206

約数の個数: 48

約数和(自身を含む): 91897344

約数和(自身を除く): 51830564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 2111, 3796, 4222, 4745, 8444, 9490, 10555, 18980, 21110, 27443, 42220, 54886, 109772, 137215, 154103, 274430, 308206, 548860, 616412, 770515, 1541030, 2003339, 3082060, 4006678, 8013356, 10016695, 20033390, 40066780]

約数ペア:

[(1, 40066780), (2, 20033390), (4, 10016695), (5, 8013356), (10, 4006678), (13, 3082060), (20, 2003339), (26, 1541030), (52, 770515), (65, 616412), (73, 548860), (130, 308206), (146, 274430), (260, 154103), (292, 137215), (365, 109772), (730, 54886), (949, 42220), (1460, 27443), (1898, 21110), (2111, 18980), (3796, 10555), (4222, 9490), (4745, 8444)]