3821020

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{557}}^1$

素因数の和:587

約数の個数: 48

約数和(自身を含む): 9374400

約数和(自身を除く): 5553380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 557, 686, 980, 1114, 1372, 1715, 2228, 2785, 3430, 3899, 5570, 6860, 7798, 11140, 15596, 19495, 27293, 38990, 54586, 77980, 109172, 136465, 191051, 272930, 382102, 545860, 764204, 955255, 1910510, 3821020]

約数ペア:

[(1, 3821020), (2, 1910510), (4, 955255), (5, 764204), (7, 545860), (10, 382102), (14, 272930), (20, 191051), (28, 136465), (35, 109172), (49, 77980), (70, 54586), (98, 38990), (140, 27293), (196, 19495), (245, 15596), (343, 11140), (490, 7798), (557, 6860), (686, 5570), (980, 3899), (1114, 3430), (1372, 2785), (1715, 2228)]