21554584020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{119747689}}^1$

素因数の和:119747704

約数の個数: 36

約数和(自身を含む): 65382238740

約数和(自身を除く): 43827654720

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 119747689, 239495378, 359243067, 478990756, 598738445, 718486134, 1077729201, 1197476890, 1436972268, 1796215335, 2155458402, 2394953780, 3592430670, 4310916804, 5388646005, 7184861340, 10777292010, 21554584020]

約数ペア:

[(1, 21554584020), (2, 10777292010), (3, 7184861340), (4, 5388646005), (5, 4310916804), (6, 3592430670), (9, 2394953780), (10, 2155458402), (12, 1796215335), (15, 1436972268), (18, 1197476890), (20, 1077729201), (30, 718486134), (36, 598738445), (45, 478990756), (60, 359243067), (90, 239495378), (180, 119747689)]