1649202220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{32503}}^1$

素因数の和:32614

約数の個数: 48

約数和(自身を含む): 3604043520

約数和(自身を除く): 1954841300

約数列:

[1, 2, 4, 5, 10, 20, 43, 59, 86, 118, 172, 215, 236, 295, 430, 590, 860, 1180, 2537, 5074, 10148, 12685, 25370, 32503, 50740, 65006, 130012, 162515, 325030, 650060, 1397629, 1917677, 2795258, 3835354, 5590516, 6988145, 7670708, 9588385, 13976290, 19176770, 27952580, 38353540, 82460111, 164920222, 329840444, 412300555, 824601110, 1649202220]

約数ペア:

[(1, 1649202220), (2, 824601110), (4, 412300555), (5, 329840444), (10, 164920222), (20, 82460111), (43, 38353540), (59, 27952580), (86, 19176770), (118, 13976290), (172, 9588385), (215, 7670708), (236, 6988145), (295, 5590516), (430, 3835354), (590, 2795258), (860, 1917677), (1180, 1397629), (2537, 650060), (5074, 325030), (10148, 162515), (12685, 130012), (25370, 65006), (32503, 50740)]