2850400

素因数分解:

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

素因数の和:536

約数の個数: 72

約数和(自身を含む): 7968240

約数和(自身を除く): 5117840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 509, 560, 700, 800, 1018, 1120, 1400, 2036, 2545, 2800, 3563, 4072, 5090, 5600, 7126, 8144, 10180, 12725, 14252, 16288, 17815, 20360, 25450, 28504, 35630, 40720, 50900, 57008, 71260, 81440, 89075, 101800, 114016, 142520, 178150, 203600, 285040, 356300, 407200, 570080, 712600, 1425200, 2850400]

約数ペア:

[(1, 2850400), (2, 1425200), (4, 712600), (5, 570080), (7, 407200), (8, 356300), (10, 285040), (14, 203600), (16, 178150), (20, 142520), (25, 114016), (28, 101800), (32, 89075), (35, 81440), (40, 71260), (50, 57008), (56, 50900), (70, 40720), (80, 35630), (100, 28504), (112, 25450), (140, 20360), (160, 17815), (175, 16288), (200, 14252), (224, 12725), (280, 10180), (350, 8144), (400, 7126), (509, 5600), (560, 5090), (700, 4072), (800, 3563), (1018, 2800), (1120, 2545), (1400, 2036)]