18950040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{52639}}^1$

素因数の和:52656

約数の個数: 48

約数和(自身を含む): 61588800

約数和(自身を除く): 42638760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 52639, 105278, 157917, 210556, 263195, 315834, 421112, 473751, 526390, 631668, 789585, 947502, 1052780, 1263336, 1579170, 1895004, 2105560, 2368755, 3158340, 3790008, 4737510, 6316680, 9475020, 18950040]

約数ペア:

[(1, 18950040), (2, 9475020), (3, 6316680), (4, 4737510), (5, 3790008), (6, 3158340), (8, 2368755), (9, 2105560), (10, 1895004), (12, 1579170), (15, 1263336), (18, 1052780), (20, 947502), (24, 789585), (30, 631668), (36, 526390), (40, 473751), (45, 421112), (60, 315834), (72, 263195), (90, 210556), (120, 157917), (180, 105278), (360, 52639)]