2170864

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:257

約数の個数: 40

約数和(自身を含む): 4570640

約数和(自身を除く): 2399776

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 193, 296, 304, 386, 592, 703, 772, 1406, 1544, 2812, 3088, 3667, 5624, 7141, 7334, 11248, 14282, 14668, 28564, 29336, 57128, 58672, 114256, 135679, 271358, 542716, 1085432, 2170864]

約数ペア:

[(1, 2170864), (2, 1085432), (4, 542716), (8, 271358), (16, 135679), (19, 114256), (37, 58672), (38, 57128), (74, 29336), (76, 28564), (148, 14668), (152, 14282), (193, 11248), (296, 7334), (304, 7141), (386, 5624), (592, 3667), (703, 3088), (772, 2812), (1406, 1544)]