640111584

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{952547}}^1$

素因数の和:952567

約数の個数: 48

約数和(自身を含む): 1920336768

約数和(自身を除く): 1280225184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 952547, 1905094, 2857641, 3810188, 5715282, 6667829, 7620376, 11430564, 13335658, 15240752, 20003487, 22861128, 26671316, 30481504, 40006974, 45722256, 53342632, 80013948, 91444512, 106685264, 160027896, 213370528, 320055792, 640111584]

約数ペア:

[(1, 640111584), (2, 320055792), (3, 213370528), (4, 160027896), (6, 106685264), (7, 91444512), (8, 80013948), (12, 53342632), (14, 45722256), (16, 40006974), (21, 30481504), (24, 26671316), (28, 22861128), (32, 20003487), (42, 15240752), (48, 13335658), (56, 11430564), (84, 7620376), (96, 6667829), (112, 5715282), (168, 3810188), (224, 2857641), (336, 1905094), (672, 952547)]