220909896620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6271}}^1\times {\mathrm{251623}}^1$

素因数の和:257910

約数の個数: 48

約数和(自身を含む): 530270404608

約数和(自身を除く): 309360507988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6271, 12542, 25084, 31355, 43897, 62710, 87794, 125420, 175588, 219485, 251623, 438970, 503246, 877940, 1006492, 1258115, 1761361, 2516230, 3522722, 5032460, 7045444, 8806805, 17613610, 35227220, 1577927833, 3155855666, 6311711332, 7889639165, 11045494831, 15779278330, 22090989662, 31558556660, 44181979324, 55227474155, 110454948310, 220909896620]

約数ペア:

[(1, 220909896620), (2, 110454948310), (4, 55227474155), (5, 44181979324), (7, 31558556660), (10, 22090989662), (14, 15779278330), (20, 11045494831), (28, 7889639165), (35, 6311711332), (70, 3155855666), (140, 1577927833), (6271, 35227220), (12542, 17613610), (25084, 8806805), (31355, 7045444), (43897, 5032460), (62710, 3522722), (87794, 2516230), (125420, 1761361), (175588, 1258115), (219485, 1006492), (251623, 877940), (438970, 503246)]