2083340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 5225472

約数和(自身を除く): 3142132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 647, 805, 1294, 1610, 2588, 3220, 3235, 4529, 6470, 9058, 12940, 14881, 18116, 22645, 29762, 45290, 59524, 74405, 90580, 104167, 148810, 208334, 297620, 416668, 520835, 1041670, 2083340]

約数ペア:

[(1, 2083340), (2, 1041670), (4, 520835), (5, 416668), (7, 297620), (10, 208334), (14, 148810), (20, 104167), (23, 90580), (28, 74405), (35, 59524), (46, 45290), (70, 29762), (92, 22645), (115, 18116), (140, 14881), (161, 12940), (230, 9058), (322, 6470), (460, 4529), (644, 3235), (647, 3220), (805, 2588), (1294, 1610)]