4145840

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1787}}^1$

素因数の和:1829

約数の個数: 40

約数和(自身を含む): 9977040

約数和(自身を除く): 5831200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 1787, 2320, 3574, 7148, 8935, 14296, 17870, 28592, 35740, 51823, 71480, 103646, 142960, 207292, 259115, 414584, 518230, 829168, 1036460, 2072920, 4145840]

約数ペア:

[(1, 4145840), (2, 2072920), (4, 1036460), (5, 829168), (8, 518230), (10, 414584), (16, 259115), (20, 207292), (29, 142960), (40, 103646), (58, 71480), (80, 51823), (116, 35740), (145, 28592), (232, 17870), (290, 14296), (464, 8935), (580, 7148), (1160, 3574), (1787, 2320)]