84010780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31583}}^1$

素因数の和:31618

約数の個数: 48

約数和(自身を含む): 212244480

約数和(自身を除く): 128233700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 31583, 63166, 126332, 157915, 221081, 315830, 442162, 600077, 631660, 884324, 1105405, 1200154, 2210810, 2400308, 3000385, 4200539, 4421620, 6000770, 8401078, 12001540, 16802156, 21002695, 42005390, 84010780]

約数ペア:

[(1, 84010780), (2, 42005390), (4, 21002695), (5, 16802156), (7, 12001540), (10, 8401078), (14, 6000770), (19, 4421620), (20, 4200539), (28, 3000385), (35, 2400308), (38, 2210810), (70, 1200154), (76, 1105405), (95, 884324), (133, 631660), (140, 600077), (190, 442162), (266, 315830), (380, 221081), (532, 157915), (665, 126332), (1330, 63166), (2660, 31583)]