254388530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2063}}^1$

素因数の和:2159

約数の個数: 64

約数和(自身を含む): 534988800

約数和(自身を除く): 280600270

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 59, 95, 110, 118, 190, 209, 295, 418, 590, 649, 1045, 1121, 1298, 2063, 2090, 2242, 3245, 4126, 5605, 6490, 10315, 11210, 12331, 20630, 22693, 24662, 39197, 45386, 61655, 78394, 113465, 121717, 123310, 195985, 226930, 243434, 391970, 431167, 608585, 862334, 1217170, 1338887, 2155835, 2312623, 2677774, 4311670, 4625246, 6694435, 11563115, 13388870, 23126230, 25438853, 50877706, 127194265, 254388530]

約数ペア:

[(1, 254388530), (2, 127194265), (5, 50877706), (10, 25438853), (11, 23126230), (19, 13388870), (22, 11563115), (38, 6694435), (55, 4625246), (59, 4311670), (95, 2677774), (110, 2312623), (118, 2155835), (190, 1338887), (209, 1217170), (295, 862334), (418, 608585), (590, 431167), (649, 391970), (1045, 243434), (1121, 226930), (1298, 195985), (2063, 123310), (2090, 121717), (2242, 113465), (3245, 78394), (4126, 61655), (5605, 45386), (6490, 39197), (10315, 24662), (11210, 22693), (12331, 20630)]