16789840

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7237}}^1$

素因数の和:7279

約数の個数: 40

約数和(自身を含む): 40388040

約数和(自身を除く): 23598200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 7237, 14474, 28948, 36185, 57896, 72370, 115792, 144740, 209873, 289480, 419746, 578960, 839492, 1049365, 1678984, 2098730, 3357968, 4197460, 8394920, 16789840]

約数ペア:

[(1, 16789840), (2, 8394920), (4, 4197460), (5, 3357968), (8, 2098730), (10, 1678984), (16, 1049365), (20, 839492), (29, 578960), (40, 419746), (58, 289480), (80, 209873), (116, 144740), (145, 115792), (232, 72370), (290, 57896), (464, 36185), (580, 28948), (1160, 14474), (2320, 7237)]