20736570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{733}}^1$

素因数の和:807

約数の個数: 64

約数和(自身を含む): 53270784

約数和(自身を除く): 32534214

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 41, 46, 69, 82, 115, 123, 138, 205, 230, 246, 345, 410, 615, 690, 733, 943, 1230, 1466, 1886, 2199, 2829, 3665, 4398, 4715, 5658, 7330, 9430, 10995, 14145, 16859, 21990, 28290, 30053, 33718, 50577, 60106, 84295, 90159, 101154, 150265, 168590, 180318, 252885, 300530, 450795, 505770, 691219, 901590, 1382438, 2073657, 3456095, 4147314, 6912190, 10368285, 20736570]

約数ペア:

[(1, 20736570), (2, 10368285), (3, 6912190), (5, 4147314), (6, 3456095), (10, 2073657), (15, 1382438), (23, 901590), (30, 691219), (41, 505770), (46, 450795), (69, 300530), (82, 252885), (115, 180318), (123, 168590), (138, 150265), (205, 101154), (230, 90159), (246, 84295), (345, 60106), (410, 50577), (615, 33718), (690, 30053), (733, 28290), (943, 21990), (1230, 16859), (1466, 14145), (1886, 10995), (2199, 9430), (2829, 7330), (3665, 5658), (4398, 4715)]