20292570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11867}}^1$

素因数の和:11899

約数の個数: 48

約数和(自身を含む): 55542240

約数和(自身を除く): 35249670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 11867, 23734, 35601, 59335, 71202, 106803, 118670, 178005, 213606, 225473, 356010, 450946, 534015, 676419, 1068030, 1127365, 1352838, 2029257, 2254730, 3382095, 4058514, 6764190, 10146285, 20292570]

約数ペア:

[(1, 20292570), (2, 10146285), (3, 6764190), (5, 4058514), (6, 3382095), (9, 2254730), (10, 2029257), (15, 1352838), (18, 1127365), (19, 1068030), (30, 676419), (38, 534015), (45, 450946), (57, 356010), (90, 225473), (95, 213606), (114, 178005), (171, 118670), (190, 106803), (285, 71202), (342, 59335), (570, 35601), (855, 23734), (1710, 11867)]