18240760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{24001}}^1$

素因数の和:24031

約数の個数: 32

約数和(自身を含む): 43203600

約数和(自身を除く): 24962840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 24001, 48002, 96004, 120005, 192008, 240010, 456019, 480020, 912038, 960040, 1824076, 2280095, 3648152, 4560190, 9120380, 18240760]

約数ペア:

[(1, 18240760), (2, 9120380), (4, 4560190), (5, 3648152), (8, 2280095), (10, 1824076), (19, 960040), (20, 912038), (38, 480020), (40, 456019), (76, 240010), (95, 192008), (152, 120005), (190, 96004), (380, 48002), (760, 24001)]