20007350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{3307}}^1$

素因数の和:3341

約数の個数: 36

約数和(自身を含む): 40916652

約数和(自身を除く): 20909302

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 242, 275, 550, 605, 1210, 3025, 3307, 6050, 6614, 16535, 33070, 36377, 72754, 82675, 165350, 181885, 363770, 400147, 800294, 909425, 1818850, 2000735, 4001470, 10003675, 20007350]

約数ペア:

[(1, 20007350), (2, 10003675), (5, 4001470), (10, 2000735), (11, 1818850), (22, 909425), (25, 800294), (50, 400147), (55, 363770), (110, 181885), (121, 165350), (242, 82675), (275, 72754), (550, 36377), (605, 33070), (1210, 16535), (3025, 6614), (3307, 6050)]