15449420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{523}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 37325568

約数和(自身を除く): 21876148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 422, 523, 844, 1046, 1055, 1477, 2092, 2110, 2615, 2954, 3661, 4220, 5230, 5908, 7322, 7385, 10460, 14644, 14770, 18305, 29540, 36610, 73220, 110353, 220706, 441412, 551765, 772471, 1103530, 1544942, 2207060, 3089884, 3862355, 7724710, 15449420]

約数ペア:

[(1, 15449420), (2, 7724710), (4, 3862355), (5, 3089884), (7, 2207060), (10, 1544942), (14, 1103530), (20, 772471), (28, 551765), (35, 441412), (70, 220706), (140, 110353), (211, 73220), (422, 36610), (523, 29540), (844, 18305), (1046, 14770), (1055, 14644), (1477, 10460), (2092, 7385), (2110, 7322), (2615, 5908), (2954, 5230), (3661, 4220)]