2070455

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:274

約数の個数: 16

約数和(自身を含む): 2613600

約数和(自身を除く): 543145

約数列:

[1, 5, 29, 109, 131, 145, 545, 655, 3161, 3799, 14279, 15805, 18995, 71395, 414091, 2070455]

約数ペア:

[(1, 2070455), (5, 414091), (29, 71395), (109, 18995), (131, 15805), (145, 14279), (545, 3799), (655, 3161)]