12887580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{619}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 36247680

約数和(自身を除く): 23360100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 347, 619, 694, 1041, 1238, 1388, 1735, 1857, 2082, 2476, 3095, 3470, 3714, 4164, 5205, 6190, 6940, 7428, 9285, 10410, 12380, 18570, 20820, 37140, 214793, 429586, 644379, 859172, 1073965, 1288758, 2147930, 2577516, 3221895, 4295860, 6443790, 12887580]

約数ペア:

[(1, 12887580), (2, 6443790), (3, 4295860), (4, 3221895), (5, 2577516), (6, 2147930), (10, 1288758), (12, 1073965), (15, 859172), (20, 644379), (30, 429586), (60, 214793), (347, 37140), (619, 20820), (694, 18570), (1041, 12380), (1238, 10410), (1388, 9285), (1735, 7428), (1857, 6940), (2082, 6190), (2476, 5205), (3095, 4164), (3470, 3714)]