30378460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2237}}^1$

素因数の和:2350

約数の個数: 48

約数和(自身を含む): 73692864

約数和(自身を除く): 43314404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2237, 2716, 3395, 4474, 6790, 8948, 11185, 13580, 15659, 22370, 31318, 44740, 62636, 78295, 156590, 216989, 313180, 433978, 867956, 1084945, 1518923, 2169890, 3037846, 4339780, 6075692, 7594615, 15189230, 30378460]

約数ペア:

[(1, 30378460), (2, 15189230), (4, 7594615), (5, 6075692), (7, 4339780), (10, 3037846), (14, 2169890), (20, 1518923), (28, 1084945), (35, 867956), (70, 433978), (97, 313180), (140, 216989), (194, 156590), (388, 78295), (485, 62636), (679, 44740), (970, 31318), (1358, 22370), (1940, 15659), (2237, 13580), (2716, 11185), (3395, 8948), (4474, 6790)]