140751940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1005371}}^1$

素因数の和:1005387

約数の個数: 24

約数和(自身を含む): 337804992

約数和(自身を除く): 197053052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1005371, 2010742, 4021484, 5026855, 7037597, 10053710, 14075194, 20107420, 28150388, 35187985, 70375970, 140751940]

約数ペア:

[(1, 140751940), (2, 70375970), (4, 35187985), (5, 28150388), (7, 20107420), (10, 14075194), (14, 10053710), (20, 7037597), (28, 5026855), (35, 4021484), (70, 2010742), (140, 1005371)]