2180230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1$

素因数の和:592

約数の個数: 32

約数和(自身を含む): 4370688

約数和(自身を除く): 2190458

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 541, 806, 1082, 2015, 2705, 4030, 5410, 7033, 14066, 16771, 33542, 35165, 70330, 83855, 167710, 218023, 436046, 1090115, 2180230]

約数ペア:

[(1, 2180230), (2, 1090115), (5, 436046), (10, 218023), (13, 167710), (26, 83855), (31, 70330), (62, 35165), (65, 33542), (130, 16771), (155, 14066), (310, 7033), (403, 5410), (541, 4030), (806, 2705), (1082, 2015)]