28550620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4339}}^1$

素因数の和:4402

約数の個数: 48

約数和(自身を含む): 69995520

約数和(自身を除く): 41444900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 4339, 6580, 8678, 17356, 21695, 30373, 43390, 60746, 86780, 121492, 151865, 203933, 303730, 407866, 607460, 815732, 1019665, 1427531, 2039330, 2855062, 4078660, 5710124, 7137655, 14275310, 28550620]

約数ペア:

[(1, 28550620), (2, 14275310), (4, 7137655), (5, 5710124), (7, 4078660), (10, 2855062), (14, 2039330), (20, 1427531), (28, 1019665), (35, 815732), (47, 607460), (70, 407866), (94, 303730), (140, 203933), (188, 151865), (235, 121492), (329, 86780), (470, 60746), (658, 43390), (940, 30373), (1316, 21695), (1645, 17356), (3290, 8678), (4339, 6580)]