1945450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:139

約数の個数: 48

約数和(自身を含む): 4046616

約数和(自身を除く): 2101166

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 73, 82, 130, 146, 205, 325, 365, 410, 533, 650, 730, 949, 1025, 1066, 1825, 1898, 2050, 2665, 2993, 3650, 4745, 5330, 5986, 9490, 13325, 14965, 23725, 26650, 29930, 38909, 47450, 74825, 77818, 149650, 194545, 389090, 972725, 1945450]

約数ペア:

[(1, 1945450), (2, 972725), (5, 389090), (10, 194545), (13, 149650), (25, 77818), (26, 74825), (41, 47450), (50, 38909), (65, 29930), (73, 26650), (82, 23725), (130, 14965), (146, 13325), (205, 9490), (325, 5986), (365, 5330), (410, 4745), (533, 3650), (650, 2993), (730, 2665), (949, 2050), (1025, 1898), (1066, 1825)]