30381400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{21701}}^1$

素因数の和:21724

約数の個数: 48

約数和(自身を含む): 80731440

約数和(自身を除く): 50350040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 21701, 43402, 86804, 108505, 151907, 173608, 217010, 303814, 434020, 542525, 607628, 759535, 868040, 1085050, 1215256, 1519070, 2170100, 3038140, 3797675, 4340200, 6076280, 7595350, 15190700, 30381400]

約数ペア:

[(1, 30381400), (2, 15190700), (4, 7595350), (5, 6076280), (7, 4340200), (8, 3797675), (10, 3038140), (14, 2170100), (20, 1519070), (25, 1215256), (28, 1085050), (35, 868040), (40, 759535), (50, 607628), (56, 542525), (70, 434020), (100, 303814), (140, 217010), (175, 173608), (200, 151907), (280, 108505), (350, 86804), (700, 43402), (1400, 21701)]