19355840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{8641}}^1$

素因数の和:8665

約数の個数: 56

約数和(自身を含む): 52681632

約数和(自身を除く): 33325792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 8641, 17282, 34564, 43205, 60487, 69128, 86410, 120974, 138256, 172820, 241948, 276512, 302435, 345640, 483896, 553024, 604870, 691280, 967792, 1209740, 1382560, 1935584, 2419480, 2765120, 3871168, 4838960, 9677920, 19355840]

約数ペア:

[(1, 19355840), (2, 9677920), (4, 4838960), (5, 3871168), (7, 2765120), (8, 2419480), (10, 1935584), (14, 1382560), (16, 1209740), (20, 967792), (28, 691280), (32, 604870), (35, 553024), (40, 483896), (56, 345640), (64, 302435), (70, 276512), (80, 241948), (112, 172820), (140, 138256), (160, 120974), (224, 86410), (280, 69128), (320, 60487), (448, 43205), (560, 34564), (1120, 17282), (2240, 8641)]