401830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 852768

約数和(自身を除く): 450938

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 281, 286, 562, 715, 1405, 1430, 2810, 3091, 3653, 6182, 7306, 15455, 18265, 30910, 36530, 40183, 80366, 200915, 401830]

約数ペア:

[(1, 401830), (2, 200915), (5, 80366), (10, 40183), (11, 36530), (13, 30910), (22, 18265), (26, 15455), (55, 7306), (65, 6182), (110, 3653), (130, 3091), (143, 2810), (281, 1430), (286, 1405), (562, 715)]