42107440

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{9931}}^1$

素因数の和:9997

約数の個数: 40

約数和(自身を含む): 99757008

約数和(自身を除く): 57649568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 9931, 19862, 39724, 49655, 79448, 99310, 158896, 198620, 397240, 526343, 794480, 1052686, 2105372, 2631715, 4210744, 5263430, 8421488, 10526860, 21053720, 42107440]

約数ペア:

[(1, 42107440), (2, 21053720), (4, 10526860), (5, 8421488), (8, 5263430), (10, 4210744), (16, 2631715), (20, 2105372), (40, 1052686), (53, 794480), (80, 526343), (106, 397240), (212, 198620), (265, 158896), (424, 99310), (530, 79448), (848, 49655), (1060, 39724), (2120, 19862), (4240, 9931)]