205935740

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{1123}}^1$

素因数の和:1358

約数の個数: 48

約数和(自身を含む): 443566368

約数和(自身を除く): 237630628

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 173, 212, 265, 346, 530, 692, 865, 1060, 1123, 1730, 2246, 3460, 4492, 5615, 9169, 11230, 18338, 22460, 36676, 45845, 59519, 91690, 119038, 183380, 194279, 238076, 297595, 388558, 595190, 777116, 971395, 1190380, 1942790, 3885580, 10296787, 20593574, 41187148, 51483935, 102967870, 205935740]

約数ペア:

[(1, 205935740), (2, 102967870), (4, 51483935), (5, 41187148), (10, 20593574), (20, 10296787), (53, 3885580), (106, 1942790), (173, 1190380), (212, 971395), (265, 777116), (346, 595190), (530, 388558), (692, 297595), (865, 238076), (1060, 194279), (1123, 183380), (1730, 119038), (2246, 91690), (3460, 59519), (4492, 45845), (5615, 36676), (9169, 22460), (11230, 18338)]