8895460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{313}}^1$

素因数の和:365

約数の個数: 72

約数和(自身を含む): 22551480

約数和(自身を除く): 13656020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 313, 406, 490, 580, 626, 812, 980, 1015, 1252, 1421, 1565, 2030, 2191, 2842, 3130, 4060, 4382, 5684, 6260, 7105, 8764, 9077, 10955, 14210, 15337, 18154, 21910, 28420, 30674, 36308, 43820, 45385, 61348, 63539, 76685, 90770, 127078, 153370, 181540, 254156, 306740, 317695, 444773, 635390, 889546, 1270780, 1779092, 2223865, 4447730, 8895460]

約数ペア:

[(1, 8895460), (2, 4447730), (4, 2223865), (5, 1779092), (7, 1270780), (10, 889546), (14, 635390), (20, 444773), (28, 317695), (29, 306740), (35, 254156), (49, 181540), (58, 153370), (70, 127078), (98, 90770), (116, 76685), (140, 63539), (145, 61348), (196, 45385), (203, 43820), (245, 36308), (290, 30674), (313, 28420), (406, 21910), (490, 18154), (580, 15337), (626, 14210), (812, 10955), (980, 9077), (1015, 8764), (1252, 7105), (1421, 6260), (1565, 5684), (2030, 4382), (2191, 4060), (2842, 3130)]