127829660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{19427}}^1$

素因数の和:19490

約数の個数: 48

約数和(自身を含む): 313334784

約数和(自身を除く): 185505124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 19427, 38854, 77708, 97135, 135989, 194270, 271978, 388540, 543956, 679945, 913069, 1359890, 1826138, 2719780, 3652276, 4565345, 6391483, 9130690, 12782966, 18261380, 25565932, 31957415, 63914830, 127829660]

約数ペア:

[(1, 127829660), (2, 63914830), (4, 31957415), (5, 25565932), (7, 18261380), (10, 12782966), (14, 9130690), (20, 6391483), (28, 4565345), (35, 3652276), (47, 2719780), (70, 1826138), (94, 1359890), (140, 913069), (188, 679945), (235, 543956), (329, 388540), (470, 271978), (658, 194270), (940, 135989), (1316, 97135), (1645, 77708), (3290, 38854), (6580, 19427)]