31146380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{907}}^1$

素因数の和:1034

約数の個数: 48

約数和(自身を含む): 70017696

約数和(自身を除く): 38871316

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 101, 170, 202, 340, 404, 505, 907, 1010, 1717, 1814, 2020, 3434, 3628, 4535, 6868, 8585, 9070, 15419, 17170, 18140, 30838, 34340, 61676, 77095, 91607, 154190, 183214, 308380, 366428, 458035, 916070, 1557319, 1832140, 3114638, 6229276, 7786595, 15573190, 31146380]

約数ペア:

[(1, 31146380), (2, 15573190), (4, 7786595), (5, 6229276), (10, 3114638), (17, 1832140), (20, 1557319), (34, 916070), (68, 458035), (85, 366428), (101, 308380), (170, 183214), (202, 154190), (340, 91607), (404, 77095), (505, 61676), (907, 34340), (1010, 30838), (1717, 18140), (1814, 17170), (2020, 15419), (3434, 9070), (3628, 8585), (4535, 6868)]