51847460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1861}}^1$

素因数の和:2076

約数の個数: 48

約数和(自身を含む): 125126400

約数和(自身を除く): 73278940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 796, 995, 1393, 1861, 1990, 2786, 3722, 3980, 5572, 6965, 7444, 9305, 13027, 13930, 18610, 26054, 27860, 37220, 52108, 65135, 130270, 260540, 370339, 740678, 1481356, 1851695, 2592373, 3703390, 5184746, 7406780, 10369492, 12961865, 25923730, 51847460]

約数ペア:

[(1, 51847460), (2, 25923730), (4, 12961865), (5, 10369492), (7, 7406780), (10, 5184746), (14, 3703390), (20, 2592373), (28, 1851695), (35, 1481356), (70, 740678), (140, 370339), (199, 260540), (398, 130270), (796, 65135), (995, 52108), (1393, 37220), (1861, 27860), (1990, 26054), (2786, 18610), (3722, 13930), (3980, 13027), (5572, 9305), (6965, 7444)]