24846820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 54070128

約数和(自身を除く): 29223308

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 157, 164, 193, 205, 314, 386, 410, 628, 772, 785, 820, 965, 1570, 1930, 3140, 3860, 6437, 7913, 12874, 15826, 25748, 30301, 31652, 32185, 39565, 60602, 64370, 79130, 121204, 128740, 151505, 158260, 303010, 606020, 1242341, 2484682, 4969364, 6211705, 12423410, 24846820]

約数ペア:

[(1, 24846820), (2, 12423410), (4, 6211705), (5, 4969364), (10, 2484682), (20, 1242341), (41, 606020), (82, 303010), (157, 158260), (164, 151505), (193, 128740), (205, 121204), (314, 79130), (386, 64370), (410, 60602), (628, 39565), (772, 32185), (785, 31652), (820, 30301), (965, 25748), (1570, 15826), (1930, 12874), (3140, 7913), (3860, 6437)]