20600227900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{1777}}^1\times {\mathrm{16561}}^1$

素因数の和:18359

約数の個数: 72

約数和(自身を含む): 51120401696

約数和(自身を除く): 30520173796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 1777, 3554, 7108, 8885, 12439, 16561, 17770, 24878, 33122, 35540, 44425, 49756, 62195, 66244, 82805, 88850, 115927, 124390, 165610, 177700, 231854, 248780, 310975, 331220, 414025, 463708, 579635, 621950, 828050, 1159270, 1243900, 1656100, 2318540, 2898175, 5796350, 11592700, 29428897, 58857794, 117715588, 147144485, 206002279, 294288970, 412004558, 588577940, 735722425, 824009116, 1030011395, 1471444850, 2060022790, 2942889700, 4120045580, 5150056975, 10300113950, 20600227900]

約数ペア:

[(1, 20600227900), (2, 10300113950), (4, 5150056975), (5, 4120045580), (7, 2942889700), (10, 2060022790), (14, 1471444850), (20, 1030011395), (25, 824009116), (28, 735722425), (35, 588577940), (50, 412004558), (70, 294288970), (100, 206002279), (140, 147144485), (175, 117715588), (350, 58857794), (700, 29428897), (1777, 11592700), (3554, 5796350), (7108, 2898175), (8885, 2318540), (12439, 1656100), (16561, 1243900), (17770, 1159270), (24878, 828050), (33122, 621950), (35540, 579635), (44425, 463708), (49756, 414025), (62195, 331220), (66244, 310975), (82805, 248780), (88850, 231854), (115927, 177700), (124390, 165610)]