12861480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5641}}^1$

素因数の和:5674

約数の個数: 64

約数和(自身を含む): 40622400

約数和(自身を除く): 27760920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 5641, 11282, 16923, 22564, 28205, 33846, 45128, 56410, 67692, 84615, 107179, 112820, 135384, 169230, 214358, 225640, 321537, 338460, 428716, 535895, 643074, 676920, 857432, 1071790, 1286148, 1607685, 2143580, 2572296, 3215370, 4287160, 6430740, 12861480]

約数ペア:

[(1, 12861480), (2, 6430740), (3, 4287160), (4, 3215370), (5, 2572296), (6, 2143580), (8, 1607685), (10, 1286148), (12, 1071790), (15, 857432), (19, 676920), (20, 643074), (24, 535895), (30, 428716), (38, 338460), (40, 321537), (57, 225640), (60, 214358), (76, 169230), (95, 135384), (114, 112820), (120, 107179), (152, 84615), (190, 67692), (228, 56410), (285, 45128), (380, 33846), (456, 28205), (570, 22564), (760, 16923), (1140, 11282), (2280, 5641)]