8948420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 20471808

約数和(自身を除く): 11523388

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 271, 508, 542, 635, 1084, 1270, 1355, 1651, 2540, 2710, 3302, 3523, 5420, 6604, 7046, 8255, 14092, 16510, 17615, 33020, 34417, 35230, 68834, 70460, 137668, 172085, 344170, 447421, 688340, 894842, 1789684, 2237105, 4474210, 8948420]

約数ペア:

[(1, 8948420), (2, 4474210), (4, 2237105), (5, 1789684), (10, 894842), (13, 688340), (20, 447421), (26, 344170), (52, 172085), (65, 137668), (127, 70460), (130, 68834), (254, 35230), (260, 34417), (271, 33020), (508, 17615), (542, 16510), (635, 14092), (1084, 8255), (1270, 7046), (1355, 6604), (1651, 5420), (2540, 3523), (2710, 3302)]