2181610

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 4272912

約数和(自身を除く): 2091302

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 313, 410, 626, 697, 1394, 1565, 3130, 3485, 5321, 6970, 10642, 12833, 25666, 26605, 53210, 64165, 128330, 218161, 436322, 1090805, 2181610]

約数ペア:

[(1, 2181610), (2, 1090805), (5, 436322), (10, 218161), (17, 128330), (34, 64165), (41, 53210), (82, 26605), (85, 25666), (170, 12833), (205, 10642), (313, 6970), (410, 5321), (626, 3485), (697, 3130), (1394, 1565)]