97861960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{349507}}^1$

素因数の和:349525

約数の個数: 32

約数和(自身を含む): 251645760

約数和(自身を除く): 153783800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 349507, 699014, 1398028, 1747535, 2446549, 2796056, 3495070, 4893098, 6990140, 9786196, 12232745, 13980280, 19572392, 24465490, 48930980, 97861960]

約数ペア:

[(1, 97861960), (2, 48930980), (4, 24465490), (5, 19572392), (7, 13980280), (8, 12232745), (10, 9786196), (14, 6990140), (20, 4893098), (28, 3495070), (35, 2796056), (40, 2446549), (56, 1747535), (70, 1398028), (140, 699014), (280, 349507)]