1805994580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{929}}^1\times {\mathrm{7477}}^1$

素因数の和:8428

約数の個数: 48

約数和(自身を含む): 4089269520

約数和(自身を除く): 2283274940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 929, 1858, 3716, 4645, 7477, 9290, 12077, 14954, 18580, 24154, 29908, 37385, 48308, 60385, 74770, 97201, 120770, 149540, 194402, 241540, 388804, 486005, 972010, 1944020, 6946133, 13892266, 27784532, 34730665, 69461330, 90299729, 138922660, 180599458, 361198916, 451498645, 902997290, 1805994580]

約数ペア:

[(1, 1805994580), (2, 902997290), (4, 451498645), (5, 361198916), (10, 180599458), (13, 138922660), (20, 90299729), (26, 69461330), (52, 34730665), (65, 27784532), (130, 13892266), (260, 6946133), (929, 1944020), (1858, 972010), (3716, 486005), (4645, 388804), (7477, 241540), (9290, 194402), (12077, 149540), (14954, 120770), (18580, 97201), (24154, 74770), (29908, 60385), (37385, 48308)]