72471560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{258827}}^1$

素因数の和:258845

約数の個数: 32

約数和(自身を含む): 186356160

約数和(自身を除く): 113884600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 258827, 517654, 1035308, 1294135, 1811789, 2070616, 2588270, 3623578, 5176540, 7247156, 9058945, 10353080, 14494312, 18117890, 36235780, 72471560]

約数ペア:

[(1, 72471560), (2, 36235780), (4, 18117890), (5, 14494312), (7, 10353080), (8, 9058945), (10, 7247156), (14, 5176540), (20, 3623578), (28, 2588270), (35, 2070616), (40, 1811789), (56, 1294135), (70, 1035308), (140, 517654), (280, 258827)]