51848580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{123449}}^1$

素因数の和:123468

約数の個数: 48

約数和(自身を含む): 165916800

約数和(自身を除く): 114068220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 123449, 246898, 370347, 493796, 617245, 740694, 864143, 1234490, 1481388, 1728286, 1851735, 2468980, 2592429, 3456572, 3703470, 4320715, 5184858, 7406940, 8641430, 10369716, 12962145, 17282860, 25924290, 51848580]

約数ペア:

[(1, 51848580), (2, 25924290), (3, 17282860), (4, 12962145), (5, 10369716), (6, 8641430), (7, 7406940), (10, 5184858), (12, 4320715), (14, 3703470), (15, 3456572), (20, 2592429), (21, 2468980), (28, 1851735), (30, 1728286), (35, 1481388), (42, 1234490), (60, 864143), (70, 740694), (84, 617245), (105, 493796), (140, 370347), (210, 246898), (420, 123449)]