19035320

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5347}}^1$

素因数の和:5447

約数の個数: 32

約数和(自身を含む): 43318800

約数和(自身を除く): 24283480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 5347, 10694, 21388, 26735, 42776, 53470, 106940, 213880, 475883, 951766, 1903532, 2379415, 3807064, 4758830, 9517660, 19035320]

約数ペア:

[(1, 19035320), (2, 9517660), (4, 4758830), (5, 3807064), (8, 2379415), (10, 1903532), (20, 951766), (40, 475883), (89, 213880), (178, 106940), (356, 53470), (445, 42776), (712, 26735), (890, 21388), (1780, 10694), (3560, 5347)]