674940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1607}}^1$

素因数の和:1626

約数の個数: 48

約数和(自身を含む): 2161152

約数和(自身を除く): 1486212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1607, 3214, 4821, 6428, 8035, 9642, 11249, 16070, 19284, 22498, 24105, 32140, 33747, 44996, 48210, 56245, 67494, 96420, 112490, 134988, 168735, 224980, 337470, 674940]

約数ペア:

[(1, 674940), (2, 337470), (3, 224980), (4, 168735), (5, 134988), (6, 112490), (7, 96420), (10, 67494), (12, 56245), (14, 48210), (15, 44996), (20, 33747), (21, 32140), (28, 24105), (30, 22498), (35, 19284), (42, 16070), (60, 11249), (70, 9642), (84, 8035), (105, 6428), (140, 4821), (210, 3214), (420, 1607)]