1330921380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{515861}}^1$

素因数の和:515916

約数の個数: 48

約数和(自身を含む): 3813251904

約数和(自身を除く): 2482330524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 515861, 1031722, 1547583, 2063444, 2579305, 3095166, 5158610, 6190332, 7737915, 10317220, 15475830, 22182023, 30951660, 44364046, 66546069, 88728092, 110910115, 133092138, 221820230, 266184276, 332730345, 443640460, 665460690, 1330921380]

約数ペア:

[(1, 1330921380), (2, 665460690), (3, 443640460), (4, 332730345), (5, 266184276), (6, 221820230), (10, 133092138), (12, 110910115), (15, 88728092), (20, 66546069), (30, 44364046), (43, 30951660), (60, 22182023), (86, 15475830), (129, 10317220), (172, 7737915), (215, 6190332), (258, 5158610), (430, 3095166), (516, 2579305), (645, 2063444), (860, 1547583), (1290, 1031722), (2580, 515861)]