39279920

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16931}}^1$

素因数の和:16973

約数の個数: 40

約数和(自身を含む): 94480560

約数和(自身を除く): 55200640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 16931, 33862, 67724, 84655, 135448, 169310, 270896, 338620, 490999, 677240, 981998, 1354480, 1963996, 2454995, 3927992, 4909990, 7855984, 9819980, 19639960, 39279920]

約数ペア:

[(1, 39279920), (2, 19639960), (4, 9819980), (5, 7855984), (8, 4909990), (10, 3927992), (16, 2454995), (20, 1963996), (29, 1354480), (40, 981998), (58, 677240), (80, 490999), (116, 338620), (145, 270896), (232, 169310), (290, 135448), (464, 84655), (580, 67724), (1160, 33862), (2320, 16931)]