8142014840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{211811}}^1$

素因数の和:211884

約数の個数: 48

約数和(自身を含む): 18929638440

約数和(自身を除く): 10787623600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1240, 1922, 3844, 4805, 7688, 9610, 19220, 38440, 211811, 423622, 847244, 1059055, 1694488, 2118110, 4236220, 6566141, 8472440, 13132282, 26264564, 32830705, 52529128, 65661410, 131322820, 203550371, 262645640, 407100742, 814201484, 1017751855, 1628402968, 2035503710, 4071007420, 8142014840]

約数ペア:

[(1, 8142014840), (2, 4071007420), (4, 2035503710), (5, 1628402968), (8, 1017751855), (10, 814201484), (20, 407100742), (31, 262645640), (40, 203550371), (62, 131322820), (124, 65661410), (155, 52529128), (248, 32830705), (310, 26264564), (620, 13132282), (961, 8472440), (1240, 6566141), (1922, 4236220), (3844, 2118110), (4805, 1694488), (7688, 1059055), (9610, 847244), (19220, 423622), (38440, 211811)]