154620490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{547}}^1\times {\mathrm{1229}}^1$

素因数の和:1806

約数の個数: 32

約数和(自身を含む): 291185280

約数和(自身を除く): 136564790

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 547, 1094, 1229, 2458, 2735, 5470, 6145, 12290, 12581, 25162, 28267, 56534, 62905, 125810, 141335, 282670, 672263, 1344526, 3361315, 6722630, 15462049, 30924098, 77310245, 154620490]

約数ペア:

[(1, 154620490), (2, 77310245), (5, 30924098), (10, 15462049), (23, 6722630), (46, 3361315), (115, 1344526), (230, 672263), (547, 282670), (1094, 141335), (1229, 125810), (2458, 62905), (2735, 56534), (5470, 28267), (6145, 25162), (12290, 12581)]