2019797800

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{348241}}^1$

素因数の和:348286

約数の個数: 48

約数和(自身を含む): 4857975900

約数和(自身を除く): 2838178100

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 145, 200, 232, 290, 580, 725, 1160, 1450, 2900, 5800, 348241, 696482, 1392964, 1741205, 2785928, 3482410, 6964820, 8706025, 10098989, 13929640, 17412050, 20197978, 34824100, 40395956, 50494945, 69648200, 80791912, 100989890, 201979780, 252474725, 403959560, 504949450, 1009898900, 2019797800]

約数ペア:

[(1, 2019797800), (2, 1009898900), (4, 504949450), (5, 403959560), (8, 252474725), (10, 201979780), (20, 100989890), (25, 80791912), (29, 69648200), (40, 50494945), (50, 40395956), (58, 34824100), (100, 20197978), (116, 17412050), (145, 13929640), (200, 10098989), (232, 8706025), (290, 6964820), (580, 3482410), (725, 2785928), (1160, 1741205), (1450, 1392964), (2900, 696482), (5800, 348241)]