87363220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{2749}}^1$

素因数の和:2992

約数の個数: 48

約数和(自身を含む): 210672000

約数和(自身を除く): 123308780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 227, 454, 908, 1135, 1589, 2270, 2749, 3178, 4540, 5498, 6356, 7945, 10996, 13745, 15890, 19243, 27490, 31780, 38486, 54980, 76972, 96215, 192430, 384860, 624023, 1248046, 2496092, 3120115, 4368161, 6240230, 8736322, 12480460, 17472644, 21840805, 43681610, 87363220]

約数ペア:

[(1, 87363220), (2, 43681610), (4, 21840805), (5, 17472644), (7, 12480460), (10, 8736322), (14, 6240230), (20, 4368161), (28, 3120115), (35, 2496092), (70, 1248046), (140, 624023), (227, 384860), (454, 192430), (908, 96215), (1135, 76972), (1589, 54980), (2270, 38486), (2749, 31780), (3178, 27490), (4540, 19243), (5498, 15890), (6356, 13745), (7945, 10996)]