20996856180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{38883067}}^1$

素因数の和:38883085

約数の個数: 48

約数和(自身を含む): 65323554240

約数和(自身を除く): 44326698060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 38883067, 77766134, 116649201, 155532268, 194415335, 233298402, 349947603, 388830670, 466596804, 583246005, 699895206, 777661340, 1049842809, 1166492010, 1399790412, 1749738015, 2099685618, 2332984020, 3499476030, 4199371236, 5249214045, 6998952060, 10498428090, 20996856180]

約数ペア:

[(1, 20996856180), (2, 10498428090), (3, 6998952060), (4, 5249214045), (5, 4199371236), (6, 3499476030), (9, 2332984020), (10, 2099685618), (12, 1749738015), (15, 1399790412), (18, 1166492010), (20, 1049842809), (27, 777661340), (30, 699895206), (36, 583246005), (45, 466596804), (54, 388830670), (60, 349947603), (90, 233298402), (108, 194415335), (135, 155532268), (180, 116649201), (270, 77766134), (540, 38883067)]