2744490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{1867}}^1$

素因数の和:1891

約数の個数: 48

約数和(自身を含む): 7666272

約数和(自身を除く): 4921782

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 1867, 3734, 5601, 9335, 11202, 13069, 18670, 26138, 28005, 39207, 56010, 65345, 78414, 91483, 130690, 182966, 196035, 274449, 392070, 457415, 548898, 914830, 1372245, 2744490]

約数ペア:

[(1, 2744490), (2, 1372245), (3, 914830), (5, 548898), (6, 457415), (7, 392070), (10, 274449), (14, 196035), (15, 182966), (21, 130690), (30, 91483), (35, 78414), (42, 65345), (49, 56010), (70, 39207), (98, 28005), (105, 26138), (147, 18670), (210, 13069), (245, 11202), (294, 9335), (490, 5601), (735, 3734), (1470, 1867)]