778837980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{12980633}}^1$

素因数の和:12980645

約数の個数: 24

約数和(自身を含む): 2180746512

約数和(自身を除く): 1401908532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 12980633, 25961266, 38941899, 51922532, 64903165, 77883798, 129806330, 155767596, 194709495, 259612660, 389418990, 778837980]

約数ペア:

[(1, 778837980), (2, 389418990), (3, 259612660), (4, 194709495), (5, 155767596), (6, 129806330), (10, 77883798), (12, 64903165), (15, 51922532), (20, 38941899), (30, 25961266), (60, 12980633)]