9453140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 20858880

約数和(自身を除く): 11405740

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 193, 310, 316, 386, 395, 620, 772, 790, 965, 1580, 1930, 2449, 3860, 4898, 5983, 9796, 11966, 12245, 15247, 23932, 24490, 29915, 30494, 48980, 59830, 60988, 76235, 119660, 152470, 304940, 472657, 945314, 1890628, 2363285, 4726570, 9453140]

約数ペア:

[(1, 9453140), (2, 4726570), (4, 2363285), (5, 1890628), (10, 945314), (20, 472657), (31, 304940), (62, 152470), (79, 119660), (124, 76235), (155, 60988), (158, 59830), (193, 48980), (310, 30494), (316, 29915), (386, 24490), (395, 23932), (620, 15247), (772, 12245), (790, 11966), (965, 9796), (1580, 5983), (1930, 4898), (2449, 3860)]