4969720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17749}}^1$

素因数の和:17767

約数の個数: 32

約数和(自身を含む): 12780000

約数和(自身を除く): 7810280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 17749, 35498, 70996, 88745, 124243, 141992, 177490, 248486, 354980, 496972, 621215, 709960, 993944, 1242430, 2484860, 4969720]

約数ペア:

[(1, 4969720), (2, 2484860), (4, 1242430), (5, 993944), (7, 709960), (8, 621215), (10, 496972), (14, 354980), (20, 248486), (28, 177490), (35, 141992), (40, 124243), (56, 88745), (70, 70996), (140, 35498), (280, 17749)]