1960735

素因数分解:

$5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 2807136

約数和(自身を除く): 846401

約数列:

[1, 5, 7, 35, 49, 53, 151, 245, 265, 371, 755, 1057, 1855, 2597, 5285, 7399, 8003, 12985, 36995, 40015, 56021, 280105, 392147, 1960735]

約数ペア:

[(1, 1960735), (5, 392147), (7, 280105), (35, 56021), (49, 40015), (53, 36995), (151, 12985), (245, 8003), (265, 7399), (371, 5285), (755, 2597), (1057, 1855)]