9821480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12923}}^1$

素因数の和:12953

約数の個数: 32

約数和(自身を含む): 23263200

約数和(自身を除く): 13441720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 12923, 25846, 51692, 64615, 103384, 129230, 245537, 258460, 491074, 516920, 982148, 1227685, 1964296, 2455370, 4910740, 9821480]

約数ペア:

[(1, 9821480), (2, 4910740), (4, 2455370), (5, 1964296), (8, 1227685), (10, 982148), (19, 516920), (20, 491074), (38, 258460), (40, 245537), (76, 129230), (95, 103384), (152, 64615), (190, 51692), (380, 25846), (760, 12923)]