196078180

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{1117}}^1$

素因数の和:1324

約数の個数: 48

約数和(自身を含む): 421477056

約数和(自身を除く): 225398876

約数列:

[1, 2, 4, 5, 10, 20, 67, 131, 134, 262, 268, 335, 524, 655, 670, 1117, 1310, 1340, 2234, 2620, 4468, 5585, 8777, 11170, 17554, 22340, 35108, 43885, 74839, 87770, 146327, 149678, 175540, 292654, 299356, 374195, 585308, 731635, 748390, 1463270, 1496780, 2926540, 9803909, 19607818, 39215636, 49019545, 98039090, 196078180]

約数ペア:

[(1, 196078180), (2, 98039090), (4, 49019545), (5, 39215636), (10, 19607818), (20, 9803909), (67, 2926540), (131, 1496780), (134, 1463270), (262, 748390), (268, 731635), (335, 585308), (524, 374195), (655, 299356), (670, 292654), (1117, 175540), (1310, 149678), (1340, 146327), (2234, 87770), (2620, 74839), (4468, 43885), (5585, 35108), (8777, 22340), (11170, 17554)]