18701360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13751}}^1$

素因数の和:13781

約数の個数: 40

約数和(自身を含む): 46041696

約数和(自身を除く): 27340336

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 13751, 27502, 55004, 68755, 110008, 137510, 220016, 233767, 275020, 467534, 550040, 935068, 1100080, 1168835, 1870136, 2337670, 3740272, 4675340, 9350680, 18701360]

約数ペア:

[(1, 18701360), (2, 9350680), (4, 4675340), (5, 3740272), (8, 2337670), (10, 1870136), (16, 1168835), (17, 1100080), (20, 935068), (34, 550040), (40, 467534), (68, 275020), (80, 233767), (85, 220016), (136, 137510), (170, 110008), (272, 68755), (340, 55004), (680, 27502), (1360, 13751)]