837421620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1993861}}^1$

素因数の和:1993880

約数の個数: 48

約数和(自身を含む): 2679750528

約数和(自身を除く): 1842328908

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, 1993861, 3987722, 5981583, 7975444, 9969305, 11963166, 13957027, 19938610, 23926332, 27914054, 29907915, 39877220, 41871081, 55828108, 59815830, 69785135, 83742162, 119631660, 139570270, 167484324, 209355405, 279140540, 418710810, 837421620]

約数ペア:

[(1, 837421620), (2, 418710810), (3, 279140540), (4, 209355405), (5, 167484324), (6, 139570270), (7, 119631660), (10, 83742162), (12, 69785135), (14, 59815830), (15, 55828108), (20, 41871081), (21, 39877220), (28, 29907915), (30, 27914054), (35, 23926332), (42, 19938610), (60, 13957027), (70, 11963166), (84, 9969305), (105, 7975444), (140, 5981583), (210, 3987722), (420, 1993861)]