2707880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 7344000

約数和(自身を除く): 4636120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 509, 532, 665, 760, 1018, 1064, 1330, 2036, 2545, 2660, 3563, 4072, 5090, 5320, 7126, 9671, 10180, 14252, 17815, 19342, 20360, 28504, 35630, 38684, 48355, 67697, 71260, 77368, 96710, 135394, 142520, 193420, 270788, 338485, 386840, 541576, 676970, 1353940, 2707880]

約数ペア:

[(1, 2707880), (2, 1353940), (4, 676970), (5, 541576), (7, 386840), (8, 338485), (10, 270788), (14, 193420), (19, 142520), (20, 135394), (28, 96710), (35, 77368), (38, 71260), (40, 67697), (56, 48355), (70, 38684), (76, 35630), (95, 28504), (133, 20360), (140, 19342), (152, 17815), (190, 14252), (266, 10180), (280, 9671), (380, 7126), (509, 5320), (532, 5090), (665, 4072), (760, 3563), (1018, 2660), (1064, 2545), (1330, 2036)]