2185830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:325

約数の個数: 48

約数和(自身を含む): 5756400

約数和(自身を除く): 3570570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 149, 163, 298, 326, 447, 489, 745, 815, 894, 978, 1341, 1467, 1490, 1630, 2235, 2445, 2682, 2934, 4470, 4890, 6705, 7335, 13410, 14670, 24287, 48574, 72861, 121435, 145722, 218583, 242870, 364305, 437166, 728610, 1092915, 2185830]

約数ペア:

[(1, 2185830), (2, 1092915), (3, 728610), (5, 437166), (6, 364305), (9, 242870), (10, 218583), (15, 145722), (18, 121435), (30, 72861), (45, 48574), (90, 24287), (149, 14670), (163, 13410), (298, 7335), (326, 6705), (447, 4890), (489, 4470), (745, 2934), (815, 2682), (894, 2445), (978, 2235), (1341, 1630), (1467, 1490)]