141139280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{56911}}^1$

素因数の和:56955

約数の個数: 40

約数和(自身を含む): 338740224

約数和(自身を除く): 197600944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 56911, 113822, 227644, 284555, 455288, 569110, 910576, 1138220, 1764241, 2276440, 3528482, 4552880, 7056964, 8821205, 14113928, 17642410, 28227856, 35284820, 70569640, 141139280]

約数ペア:

[(1, 141139280), (2, 70569640), (4, 35284820), (5, 28227856), (8, 17642410), (10, 14113928), (16, 8821205), (20, 7056964), (31, 4552880), (40, 3528482), (62, 2276440), (80, 1764241), (124, 1138220), (155, 910576), (248, 569110), (310, 455288), (496, 284555), (620, 227644), (1240, 113822), (2480, 56911)]