28210410

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:820

約数の個数: 64

約数和(自身を含む): 75807360

約数和(自身を除く): 47596950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 163, 270, 326, 489, 641, 815, 978, 1282, 1467, 1630, 1923, 2445, 2934, 3205, 3846, 4401, 4890, 5769, 6410, 7335, 8802, 9615, 11538, 14670, 17307, 19230, 22005, 28845, 34614, 44010, 57690, 86535, 104483, 173070, 208966, 313449, 522415, 626898, 940347, 1044830, 1567245, 1880694, 2821041, 3134490, 4701735, 5642082, 9403470, 14105205, 28210410]

約数ペア:

[(1, 28210410), (2, 14105205), (3, 9403470), (5, 5642082), (6, 4701735), (9, 3134490), (10, 2821041), (15, 1880694), (18, 1567245), (27, 1044830), (30, 940347), (45, 626898), (54, 522415), (90, 313449), (135, 208966), (163, 173070), (270, 104483), (326, 86535), (489, 57690), (641, 44010), (815, 34614), (978, 28845), (1282, 22005), (1467, 19230), (1630, 17307), (1923, 14670), (2445, 11538), (2934, 9615), (3205, 8802), (3846, 7335), (4401, 6410), (4890, 5769)]