18863580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16547}}^1$

素因数の和:16578

約数の個数: 48

約数和(自身を含む): 55601280

約数和(自身を除く): 36737700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 16547, 33094, 49641, 66188, 82735, 99282, 165470, 198564, 248205, 314393, 330940, 496410, 628786, 943179, 992820, 1257572, 1571965, 1886358, 3143930, 3772716, 4715895, 6287860, 9431790, 18863580]

約数ペア:

[(1, 18863580), (2, 9431790), (3, 6287860), (4, 4715895), (5, 3772716), (6, 3143930), (10, 1886358), (12, 1571965), (15, 1257572), (19, 992820), (20, 943179), (30, 628786), (38, 496410), (57, 330940), (60, 314393), (76, 248205), (95, 198564), (114, 165470), (190, 99282), (228, 82735), (285, 66188), (380, 49641), (570, 33094), (1140, 16547)]