1671906180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3980729}}^1$

素因数の和:3980748

約数の個数: 48

約数和(自身を含む): 5350101120

約数和(自身を除く): 3678194940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 3980729, 7961458, 11942187, 15922916, 19903645, 23884374, 27865103, 39807290, 47768748, 55730206, 59710935, 79614580, 83595309, 111460412, 119421870, 139325515, 167190618, 238843740, 278651030, 334381236, 417976545, 557302060, 835953090, 1671906180]

約数ペア:

[(1, 1671906180), (2, 835953090), (3, 557302060), (4, 417976545), (5, 334381236), (6, 278651030), (7, 238843740), (10, 167190618), (12, 139325515), (14, 119421870), (15, 111460412), (20, 83595309), (21, 79614580), (28, 59710935), (30, 55730206), (35, 47768748), (42, 39807290), (60, 27865103), (70, 23884374), (84, 19903645), (105, 15922916), (140, 11942187), (210, 7961458), (420, 3980729)]