2055390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{523}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 4980096

約数和(自身を除く): 2924706

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 523, 655, 786, 1046, 1310, 1569, 1965, 2615, 3138, 3930, 5230, 7845, 15690, 68513, 137026, 205539, 342565, 411078, 685130, 1027695, 2055390]

約数ペア:

[(1, 2055390), (2, 1027695), (3, 685130), (5, 411078), (6, 342565), (10, 205539), (15, 137026), (30, 68513), (131, 15690), (262, 7845), (393, 5230), (523, 3930), (655, 3138), (786, 2615), (1046, 1965), (1310, 1569)]