320136472

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{21713}}^1$

素因数の和:21835

約数の個数: 32

約数和(自身を含む): 638391600

約数和(自身を除く): 318255128

約数列:

[1, 2, 4, 8, 19, 38, 76, 97, 152, 194, 388, 776, 1843, 3686, 7372, 14744, 21713, 43426, 86852, 173704, 412547, 825094, 1650188, 2106161, 3300376, 4212322, 8424644, 16849288, 40017059, 80034118, 160068236, 320136472]

約数ペア:

[(1, 320136472), (2, 160068236), (4, 80034118), (8, 40017059), (19, 16849288), (38, 8424644), (76, 4212322), (97, 3300376), (152, 2106161), (194, 1650188), (388, 825094), (776, 412547), (1843, 173704), (3686, 86852), (7372, 43426), (14744, 21713)]