19699920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{27361}}^1$

素因数の和:27380

約数の個数: 60

約数和(自身を含む): 66161316

約数和(自身を除く): 46461396

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 27361, 54722, 82083, 109444, 136805, 164166, 218888, 246249, 273610, 328332, 410415, 437776, 492498, 547220, 656664, 820830, 984996, 1094440, 1231245, 1313328, 1641660, 1969992, 2188880, 2462490, 3283320, 3939984, 4924980, 6566640, 9849960, 19699920]

約数ペア:

[(1, 19699920), (2, 9849960), (3, 6566640), (4, 4924980), (5, 3939984), (6, 3283320), (8, 2462490), (9, 2188880), (10, 1969992), (12, 1641660), (15, 1313328), (16, 1231245), (18, 1094440), (20, 984996), (24, 820830), (30, 656664), (36, 547220), (40, 492498), (45, 437776), (48, 410415), (60, 328332), (72, 273610), (80, 246249), (90, 218888), (120, 164166), (144, 136805), (180, 109444), (240, 82083), (360, 54722), (720, 27361)]