27231280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20023}}^1$

素因数の和:20053

約数の個数: 40

約数和(自身を含む): 67040352

約数和(自身を除く): 39809072

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 20023, 40046, 80092, 100115, 160184, 200230, 320368, 340391, 400460, 680782, 800920, 1361564, 1601840, 1701955, 2723128, 3403910, 5446256, 6807820, 13615640, 27231280]

約数ペア:

[(1, 27231280), (2, 13615640), (4, 6807820), (5, 5446256), (8, 3403910), (10, 2723128), (16, 1701955), (17, 1601840), (20, 1361564), (34, 800920), (40, 680782), (68, 400460), (80, 340391), (85, 320368), (136, 200230), (170, 160184), (272, 100115), (340, 80092), (680, 40046), (1360, 20023)]