2965590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 7823088

約数和(自身を除く): 4857498

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 83, 90, 166, 249, 397, 415, 498, 747, 794, 830, 1191, 1245, 1494, 1985, 2382, 2490, 3573, 3735, 3970, 5955, 7146, 7470, 11910, 17865, 32951, 35730, 65902, 98853, 164755, 197706, 296559, 329510, 494265, 593118, 988530, 1482795, 2965590]

約数ペア:

[(1, 2965590), (2, 1482795), (3, 988530), (5, 593118), (6, 494265), (9, 329510), (10, 296559), (15, 197706), (18, 164755), (30, 98853), (45, 65902), (83, 35730), (90, 32951), (166, 17865), (249, 11910), (397, 7470), (415, 7146), (498, 5955), (747, 3970), (794, 3735), (830, 3573), (1191, 2490), (1245, 2382), (1494, 1985)]