8969720

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4231}}^1$

素因数の和:4295

約数の個数: 32

約数和(自身を含む): 20567520

約数和(自身を除く): 11597800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 4231, 8462, 16924, 21155, 33848, 42310, 84620, 169240, 224243, 448486, 896972, 1121215, 1793944, 2242430, 4484860, 8969720]

約数ペア:

[(1, 8969720), (2, 4484860), (4, 2242430), (5, 1793944), (8, 1121215), (10, 896972), (20, 448486), (40, 224243), (53, 169240), (106, 84620), (212, 42310), (265, 33848), (424, 21155), (530, 16924), (1060, 8462), (2120, 4231)]