2480870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:165

約数の個数: 48

約数和(自身を含む): 5343408

約数和(自身を除く): 2862538

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 61, 70, 83, 98, 122, 166, 245, 305, 415, 427, 490, 581, 610, 830, 854, 1162, 2135, 2905, 2989, 4067, 4270, 5063, 5810, 5978, 8134, 10126, 14945, 20335, 25315, 29890, 35441, 40670, 50630, 70882, 177205, 248087, 354410, 496174, 1240435, 2480870]

約数ペア:

[(1, 2480870), (2, 1240435), (5, 496174), (7, 354410), (10, 248087), (14, 177205), (35, 70882), (49, 50630), (61, 40670), (70, 35441), (83, 29890), (98, 25315), (122, 20335), (166, 14945), (245, 10126), (305, 8134), (415, 5978), (427, 5810), (490, 5063), (581, 4270), (610, 4067), (830, 2989), (854, 2905), (1162, 2135)]