290665840

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{125287}}^1$

素因数の和:125329

約数の個数: 40

約数和(自身を含む): 699107040

約数和(自身を除く): 408441200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 125287, 250574, 501148, 626435, 1002296, 1252870, 2004592, 2505740, 3633323, 5011480, 7266646, 10022960, 14533292, 18166615, 29066584, 36333230, 58133168, 72666460, 145332920, 290665840]

約数ペア:

[(1, 290665840), (2, 145332920), (4, 72666460), (5, 58133168), (8, 36333230), (10, 29066584), (16, 18166615), (20, 14533292), (29, 10022960), (40, 7266646), (58, 5011480), (80, 3633323), (116, 2505740), (145, 2004592), (232, 1252870), (290, 1002296), (464, 626435), (580, 501148), (1160, 250574), (2320, 125287)]