7942580

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 17418240

約数和(自身を除く): 9475660

約数列:

[1, 2, 4, 5, 10, 20, 53, 59, 106, 118, 127, 212, 236, 254, 265, 295, 508, 530, 590, 635, 1060, 1180, 1270, 2540, 3127, 6254, 6731, 7493, 12508, 13462, 14986, 15635, 26924, 29972, 31270, 33655, 37465, 62540, 67310, 74930, 134620, 149860, 397129, 794258, 1588516, 1985645, 3971290, 7942580]

約数ペア:

[(1, 7942580), (2, 3971290), (4, 1985645), (5, 1588516), (10, 794258), (20, 397129), (53, 149860), (59, 134620), (106, 74930), (118, 67310), (127, 62540), (212, 37465), (236, 33655), (254, 31270), (265, 29972), (295, 26924), (508, 15635), (530, 14986), (590, 13462), (635, 12508), (1060, 7493), (1180, 6731), (1270, 6254), (2540, 3127)]