2474780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1607}}^1$

素因数の和:1634

約数の個数: 48

約数和(自身を含む): 6483456

約数和(自身を除く): 4008676

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 1607, 3214, 6428, 8035, 11249, 16070, 17677, 22498, 32140, 35354, 44996, 56245, 70708, 88385, 112490, 123739, 176770, 224980, 247478, 353540, 494956, 618695, 1237390, 2474780]

約数ペア:

[(1, 2474780), (2, 1237390), (4, 618695), (5, 494956), (7, 353540), (10, 247478), (11, 224980), (14, 176770), (20, 123739), (22, 112490), (28, 88385), (35, 70708), (44, 56245), (55, 44996), (70, 35354), (77, 32140), (110, 22498), (140, 17677), (154, 16070), (220, 11249), (308, 8035), (385, 6428), (770, 3214), (1540, 1607)]