24638380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{491}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 56123424

約数和(自身を除く): 31485044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 193, 260, 386, 491, 772, 965, 982, 1930, 1964, 2455, 2509, 3860, 4910, 5018, 6383, 9820, 10036, 12545, 12766, 25090, 25532, 31915, 50180, 63830, 94763, 127660, 189526, 379052, 473815, 947630, 1231919, 1895260, 2463838, 4927676, 6159595, 12319190, 24638380]

約数ペア:

[(1, 24638380), (2, 12319190), (4, 6159595), (5, 4927676), (10, 2463838), (13, 1895260), (20, 1231919), (26, 947630), (52, 473815), (65, 379052), (130, 189526), (193, 127660), (260, 94763), (386, 63830), (491, 50180), (772, 31915), (965, 25532), (982, 25090), (1930, 12766), (1964, 12545), (2455, 10036), (2509, 9820), (3860, 6383), (4910, 5018)]