1640147220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{9111929}}^1$

素因数の和:9111944

約数の個数: 36

約数和(自身を含む): 4975113780

約数和(自身を除く): 3334966560

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 9111929, 18223858, 27335787, 36447716, 45559645, 54671574, 82007361, 91119290, 109343148, 136678935, 164014722, 182238580, 273357870, 328029444, 410036805, 546715740, 820073610, 1640147220]

約数ペア:

[(1, 1640147220), (2, 820073610), (3, 546715740), (4, 410036805), (5, 328029444), (6, 273357870), (9, 182238580), (10, 164014722), (12, 136678935), (15, 109343148), (18, 91119290), (20, 82007361), (30, 54671574), (36, 45559645), (45, 36447716), (60, 27335787), (90, 18223858), (180, 9111929)]