1320310640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1500353}}^1$

素因数の和:1500377

約数の個数: 40

約数和(自身を含む): 3348790128

約数和(自身を除く): 2028479488

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1500353, 3000706, 6001412, 7501765, 12002824, 15003530, 16503883, 24005648, 30007060, 33007766, 60014120, 66015532, 82519415, 120028240, 132031064, 165038830, 264062128, 330077660, 660155320, 1320310640]

約数ペア:

[(1, 1320310640), (2, 660155320), (4, 330077660), (5, 264062128), (8, 165038830), (10, 132031064), (11, 120028240), (16, 82519415), (20, 66015532), (22, 60014120), (40, 33007766), (44, 30007060), (55, 24005648), (80, 16503883), (88, 15003530), (110, 12002824), (176, 7501765), (220, 6001412), (440, 3000706), (880, 1500353)]