22389220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{443}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 56839104

約数和(自身を除く): 34449884

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 361, 380, 443, 532, 665, 722, 886, 1330, 1444, 1772, 1805, 2215, 2527, 2660, 3101, 3610, 4430, 5054, 6202, 7220, 8417, 8860, 10108, 12404, 12635, 15505, 16834, 25270, 31010, 33668, 42085, 50540, 58919, 62020, 84170, 117838, 159923, 168340, 235676, 294595, 319846, 589190, 639692, 799615, 1119461, 1178380, 1599230, 2238922, 3198460, 4477844, 5597305, 11194610, 22389220]

約数ペア:

[(1, 22389220), (2, 11194610), (4, 5597305), (5, 4477844), (7, 3198460), (10, 2238922), (14, 1599230), (19, 1178380), (20, 1119461), (28, 799615), (35, 639692), (38, 589190), (70, 319846), (76, 294595), (95, 235676), (133, 168340), (140, 159923), (190, 117838), (266, 84170), (361, 62020), (380, 58919), (443, 50540), (532, 42085), (665, 33668), (722, 31010), (886, 25270), (1330, 16834), (1444, 15505), (1772, 12635), (1805, 12404), (2215, 10108), (2527, 8860), (2660, 8417), (3101, 7220), (3610, 6202), (4430, 5054)]