2610420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 7385280

約数和(自身を除く): 4774860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 313, 417, 556, 626, 695, 834, 939, 1252, 1390, 1565, 1668, 1878, 2085, 2780, 3130, 3756, 4170, 4695, 6260, 8340, 9390, 18780, 43507, 87014, 130521, 174028, 217535, 261042, 435070, 522084, 652605, 870140, 1305210, 2610420]

約数ペア:

[(1, 2610420), (2, 1305210), (3, 870140), (4, 652605), (5, 522084), (6, 435070), (10, 261042), (12, 217535), (15, 174028), (20, 130521), (30, 87014), (60, 43507), (139, 18780), (278, 9390), (313, 8340), (417, 6260), (556, 4695), (626, 4170), (695, 3756), (834, 3130), (939, 2780), (1252, 2085), (1390, 1878), (1565, 1668)]