12198380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{683}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 27578880

約数和(自身を除く): 15380500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 683, 893, 940, 1366, 1786, 2732, 3415, 3572, 4465, 6830, 8930, 12977, 13660, 17860, 25954, 32101, 51908, 64202, 64885, 128404, 129770, 160505, 259540, 321010, 609919, 642020, 1219838, 2439676, 3049595, 6099190, 12198380]

約数ペア:

[(1, 12198380), (2, 6099190), (4, 3049595), (5, 2439676), (10, 1219838), (19, 642020), (20, 609919), (38, 321010), (47, 259540), (76, 160505), (94, 129770), (95, 128404), (188, 64885), (190, 64202), (235, 51908), (380, 32101), (470, 25954), (683, 17860), (893, 13660), (940, 12977), (1366, 8930), (1786, 6830), (2732, 4465), (3415, 3572)]