26998980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4639}}^1$

素因数の和:4748

約数の個数: 48

約数和(自身を含む): 76392960

約数和(自身を除く): 49393980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 4639, 5820, 9278, 13917, 18556, 23195, 27834, 46390, 55668, 69585, 92780, 139170, 278340, 449983, 899966, 1349949, 1799932, 2249915, 2699898, 4499830, 5399796, 6749745, 8999660, 13499490, 26998980]

約数ペア:

[(1, 26998980), (2, 13499490), (3, 8999660), (4, 6749745), (5, 5399796), (6, 4499830), (10, 2699898), (12, 2249915), (15, 1799932), (20, 1349949), (30, 899966), (60, 449983), (97, 278340), (194, 139170), (291, 92780), (388, 69585), (485, 55668), (582, 46390), (970, 27834), (1164, 23195), (1455, 18556), (1940, 13917), (2910, 9278), (4639, 5820)]