2729940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 7717248

約数和(自身を除く): 4987308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 173, 263, 346, 519, 526, 692, 789, 865, 1038, 1052, 1315, 1578, 1730, 2076, 2595, 2630, 3156, 3460, 3945, 5190, 5260, 7890, 10380, 15780, 45499, 90998, 136497, 181996, 227495, 272994, 454990, 545988, 682485, 909980, 1364970, 2729940]

約数ペア:

[(1, 2729940), (2, 1364970), (3, 909980), (4, 682485), (5, 545988), (6, 454990), (10, 272994), (12, 227495), (15, 181996), (20, 136497), (30, 90998), (60, 45499), (173, 15780), (263, 10380), (346, 7890), (519, 5260), (526, 5190), (692, 3945), (789, 3460), (865, 3156), (1038, 2630), (1052, 2595), (1315, 2076), (1578, 1730)]