120894140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{355571}}^1$

素因数の和:355597

約数の個数: 24

約数和(自身を含む): 268812432

約数和(自身を除く): 147918292

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 355571, 711142, 1422284, 1777855, 3555710, 6044707, 7111420, 12089414, 24178828, 30223535, 60447070, 120894140]

約数ペア:

[(1, 120894140), (2, 60447070), (4, 30223535), (5, 24178828), (10, 12089414), (17, 7111420), (20, 6044707), (34, 3555710), (68, 1777855), (85, 1422284), (170, 711142), (340, 355571)]