11969680

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{953}}^1$

素因数の和:1123

約数の個数: 40

約数和(自身を含む): 28036152

約数和(自身を除く): 16066472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 953, 1256, 1570, 1906, 2512, 3140, 3812, 4765, 6280, 7624, 9530, 12560, 15248, 19060, 38120, 76240, 149621, 299242, 598484, 748105, 1196968, 1496210, 2393936, 2992420, 5984840, 11969680]

約数ペア:

[(1, 11969680), (2, 5984840), (4, 2992420), (5, 2393936), (8, 1496210), (10, 1196968), (16, 748105), (20, 598484), (40, 299242), (80, 149621), (157, 76240), (314, 38120), (628, 19060), (785, 15248), (953, 12560), (1256, 9530), (1570, 7624), (1906, 6280), (2512, 4765), (3140, 3812)]