4870970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 9570960

約数和(自身を除く): 4699990

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 421, 445, 842, 890, 1157, 2105, 2314, 4210, 5473, 5785, 10946, 11570, 27365, 37469, 54730, 74938, 187345, 374690, 487097, 974194, 2435485, 4870970]

約数ペア:

[(1, 4870970), (2, 2435485), (5, 974194), (10, 487097), (13, 374690), (26, 187345), (65, 74938), (89, 54730), (130, 37469), (178, 27365), (421, 11570), (445, 10946), (842, 5785), (890, 5473), (1157, 4210), (2105, 2314)]