8374340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1092

約数の個数: 48

約数和(自身を含む): 19568640

約数和(自身を除く): 11194300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1039, 1612, 2015, 2078, 4030, 4156, 5195, 8060, 10390, 13507, 20780, 27014, 32209, 54028, 64418, 67535, 128836, 135070, 161045, 270140, 322090, 418717, 644180, 837434, 1674868, 2093585, 4187170, 8374340]

約数ペア:

[(1, 8374340), (2, 4187170), (4, 2093585), (5, 1674868), (10, 837434), (13, 644180), (20, 418717), (26, 322090), (31, 270140), (52, 161045), (62, 135070), (65, 128836), (124, 67535), (130, 64418), (155, 54028), (260, 32209), (310, 27014), (403, 20780), (620, 13507), (806, 10390), (1039, 8060), (1612, 5195), (2015, 4156), (2078, 4030)]