2420910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:777

約数の個数: 48

約数和(自身を含む): 6473376

約数和(自身を除く): 4052466

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 727, 1110, 1454, 1665, 2181, 3330, 3635, 4362, 6543, 7270, 10905, 13086, 21810, 26899, 32715, 53798, 65430, 80697, 134495, 161394, 242091, 268990, 403485, 484182, 806970, 1210455, 2420910]

約数ペア:

[(1, 2420910), (2, 1210455), (3, 806970), (5, 484182), (6, 403485), (9, 268990), (10, 242091), (15, 161394), (18, 134495), (30, 80697), (37, 65430), (45, 53798), (74, 32715), (90, 26899), (111, 21810), (185, 13086), (222, 10905), (333, 7270), (370, 6543), (555, 4362), (666, 3635), (727, 3330), (1110, 2181), (1454, 1665)]