179893420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{2927}}^1$

素因数の和:3382

約数の個数: 48

約数和(自身を含む): 432875520

約数和(自身を除く): 252982100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 439, 878, 1756, 2195, 2927, 3073, 4390, 5854, 6146, 8780, 11708, 12292, 14635, 15365, 20489, 29270, 30730, 40978, 58540, 61460, 81956, 102445, 204890, 409780, 1284953, 2569906, 5139812, 6424765, 8994671, 12849530, 17989342, 25699060, 35978684, 44973355, 89946710, 179893420]

約数ペア:

[(1, 179893420), (2, 89946710), (4, 44973355), (5, 35978684), (7, 25699060), (10, 17989342), (14, 12849530), (20, 8994671), (28, 6424765), (35, 5139812), (70, 2569906), (140, 1284953), (439, 409780), (878, 204890), (1756, 102445), (2195, 81956), (2927, 61460), (3073, 58540), (4390, 40978), (5854, 30730), (6146, 29270), (8780, 20489), (11708, 15365), (12292, 14635)]