448420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3203}}^1$

素因数の和:3219

約数の個数: 24

約数和(自身を含む): 1076544

約数和(自身を除く): 628124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3203, 6406, 12812, 16015, 22421, 32030, 44842, 64060, 89684, 112105, 224210, 448420]

約数ペア:

[(1, 448420), (2, 224210), (4, 112105), (5, 89684), (7, 64060), (10, 44842), (14, 32030), (20, 22421), (28, 16015), (35, 12812), (70, 6406), (140, 3203)]