20284569720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18782009}}^1$

素因数の和:18782029

約数の個数: 64

約数和(自身を含む): 67615236000

約数和(自身を除く): 47330666280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18782009, 37564018, 56346027, 75128036, 93910045, 112692054, 150256072, 169038081, 187820090, 225384108, 281730135, 338076162, 375640180, 450768216, 507114243, 563460270, 676152324, 751280360, 845190405, 1014228486, 1126920540, 1352304648, 1690380810, 2028456972, 2253841080, 2535571215, 3380761620, 4056913944, 5071142430, 6761523240, 10142284860, 20284569720]

約数ペア:

[(1, 20284569720), (2, 10142284860), (3, 6761523240), (4, 5071142430), (5, 4056913944), (6, 3380761620), (8, 2535571215), (9, 2253841080), (10, 2028456972), (12, 1690380810), (15, 1352304648), (18, 1126920540), (20, 1014228486), (24, 845190405), (27, 751280360), (30, 676152324), (36, 563460270), (40, 507114243), (45, 450768216), (54, 375640180), (60, 338076162), (72, 281730135), (90, 225384108), (108, 187820090), (120, 169038081), (135, 150256072), (180, 112692054), (216, 93910045), (270, 75128036), (360, 56346027), (540, 37564018), (1080, 18782009)]