25201220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6029}}^1$

素因数の和:6068

約数の個数: 48

約数和(自身を含む): 60782400

約数和(自身を除く): 35581180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 6029, 12058, 24116, 30145, 60290, 66319, 114551, 120580, 132638, 229102, 265276, 331595, 458204, 572755, 663190, 1145510, 1260061, 1326380, 2291020, 2520122, 5040244, 6300305, 12600610, 25201220]

約数ペア:

[(1, 25201220), (2, 12600610), (4, 6300305), (5, 5040244), (10, 2520122), (11, 2291020), (19, 1326380), (20, 1260061), (22, 1145510), (38, 663190), (44, 572755), (55, 458204), (76, 331595), (95, 265276), (110, 229102), (190, 132638), (209, 120580), (220, 114551), (380, 66319), (418, 60290), (836, 30145), (1045, 24116), (2090, 12058), (4180, 6029)]