1292240

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:599

約数の個数: 40

約数和(自身を含む): 3113640

約数和(自身を除く): 1821400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 557, 580, 1114, 1160, 2228, 2320, 2785, 4456, 5570, 8912, 11140, 16153, 22280, 32306, 44560, 64612, 80765, 129224, 161530, 258448, 323060, 646120, 1292240]

約数ペア:

[(1, 1292240), (2, 646120), (4, 323060), (5, 258448), (8, 161530), (10, 129224), (16, 80765), (20, 64612), (29, 44560), (40, 32306), (58, 22280), (80, 16153), (116, 11140), (145, 8912), (232, 5570), (290, 4456), (464, 2785), (557, 2320), (580, 2228), (1114, 1160)]